**Scientific Publications** of Alexandru T. Balaban

**Scientific Publications**of Alexandru T. Balaban

## A. Books

### A. 1. Edited Books

- A.T. Balaban (scientific editor): “Analytical Control of Radiopharmaceuticals”, International Atomic Energy Agency, Vienna, 1970, Proceedings of a Panel, 7-11 July 1969. 223 pages.
- A.T. Balaban (scientific editor): “Radioisotope Production” (Proceedings of an IAEA Regional Meeting, Sao Paulo, October 1969), International Atomic Energy Agency, Vienna, 1970.
- V. Iya, J.C. Maynard, A.T. Balaban and A.R. Palmer (editors): “Radioisotope Production and Quality Control”, Technical Reports Series No. 128, International Atomic Energy Agency, Vienna, 1971. 968 pages
- A.T. Balaban (editor): “Chemical Applications of Graph Theory” Academic Press, London, 1976, with two chapters by the editor: A.T. Balaban and F. Harary: “Early history of the interplay between graph theory and chemistry” (pp. 1-4); A.T. Balaban: “Enumeration of cyclic graphs” (pp. 63-105). 389 pages. Chinese translation, 1983, 400 pages.
- A.T. Balaban (editor), “From Chemical Topology to Three-Dimensional Geometry”, Plenum Publishing Corporation, New York,1997, with a chapter by the editor: A.T. Balaban: “From chemical graphs to 3D modeling”, pp. 1-24. 420 pages.
- A.T. Balaban, E. N. Carabateas, and F. A. Tanasescu, “Science and Technology Management”, NATO Science Series (Series 4: Science and Technology Policy, Vol. 22), Proc. of NATO Advanced Research Workshop (Sinaia, Romania, May 20-24, 1997) with a chapter by A.T. Balaban: “R&D in universities, academic and technological institutes: marriage, cohabitation or divorce?”, pp. 158-165. IOS Press, Series 4, vol. 22, Amsterdam, 1998. 243 pages.
- J. Devillers and A.T. Balaban (editors), “Topological Indices and Related Descriptors in QSAR and QSPR” with three chapters by the latter editor. A.T. Balaban and O. Ivanciuc: Historical development of topological indices (pp. 21-57); O. Ivanciuc and A.T. Balaban: The graph description of chemical structures (pp. 59-167); O. Ivanciuc, T. Ivanciuc and A.T. Balaban: Vertex-and edge-weighted molecular graphs and derived structural descriptors (pp. 169-220). Gordon and Breach, The Netherlands, 1999. 811 pages.
- A.T. Balaban and C. Balaban (coordinating authors), “Small Encyclopedia of Chemical Technology” (in Roumanian), two volumes, Editura Zecasin, Bucharest, 1999-2000. 434 + 450 pages.

### A. 2. Authored Books

- A.T. Balaban, A. Chiriac, I. Motoc and Z. Simon, “Steric Fit in Quantitative Structure Activity Relations”, Lecture Notes in Chemistry No. 15, Springer Verlag, Berlin, 1980, 178 pages.
- A.T. Balaban, M. Banciu and I. Pogany, “ Applications of Physical Methods to Organic Chemistry” (in Roumanian), Editura Stiintifica si Enciclopedica, Bucharest, 1983, 287 pages.
- V. Dragutan, A.T. Balaban and M. Dimonie, “Olefin Metathesis and Ring-Opening Polymerization of Cyclo-Olefins”, Editura Academiei Romane, Bucharest, 1981, 254 pages (in Roumanian); Expanded English version: Wiley, Chichester, 1985, 545 pages.
- A.T. Balaban, I. Galateanu, G. Georgescu and L. Simionescu, “Labelled Compounds and Radio-pharmaceuticals Applied in Nuclear Medicine”, Editura Academiei Romane, Bucharest, 1979, 495 pages (in Roumanian); Expanded English version: Wiley, Chichester, 1988, 742 pages.
- A.T. Balaban, A. Dinculescu, G.N. Dorofeenko, G.W. Fischer, A.V. Koblik, V.V. Mezheritskii and W. Schroth, “Pyrylium Salts. Syntheses, Reactions and Physical Properties”, Advances in Heterocyclic Chemistry, Suppl. Vol. 2 (A. R. Katritzky, Ed.), Academic Press, New York, 1982, 454 pages.
- A.T. Balaban, M. Banciu and V. Ciorba, “ Annulenes, Benzo-, Hetero-, Homo-Derivatives and Their Valence Isomers”, CRC Press, Boca Raton, Florida, 1986, 3 volumes, 251+ 231 + 206 pages = 686 pages.
- C. Andrei, I. Dragutan and A.T. Balaban, “Photostabilization of Polymers with Sterically Hindered Amines” (in Roumanian), Editura Academiei Romane, Bucharest, 1990, 249 pages.
- N. Voiculetz, A.T. Balaban, I. Niculescu-Duvaz and Z. Simon, Modeling of Cancer Genesis and Prevention”, CRC Press, Boca Raton, Florida, 1990, 251 pages.
- M. Banciu and A.T. Balaban, “C.D. Nenitzescu: His Life and His Work” (in Roumanian), Editura Academiei Romane, Bucharest, 1995, 256 pages.

## B. Book Chapters

**(see also # 98, 345, 379, 397, and 457 under the next Section, C)**

- C.D. Nenitzescu and A.T. Balaban: “Diacylation of olefins to pyrylium salts”, in “Aspects in the Chemistry of Hydrocarbons”, pp. 95-101, Bucharest, Roumania, 1960 (in Roumanian).
- A.T. Balaban and C.D. Nenitzescu: “Dehydrogenating Condensations of Aromatics (Scholl and Related Reactions)”, in “Friedel-Crafts and Related Reactions”, editor G.A. Olah, Wiley-Interscience, New-York, 1964, vol. 2. pp. 979-1047.
- C.D. Nenitzescu and A.T. Balaban: “Aliphatic Acylation”, in “Friedel-Crafts and Related Reactions”, editor G.A. Olah, Wiley-Interscience, New-York, 1964,, vol. 3, pp.1033-1152.
- A.T. Balaban, C. Mantescu and O. Constantinescu: “The synthesis and applications of labelled compounds”, in “Tehnica nucleara in sprijinul productiei”, Institute of Atomic Physics, Editura Academiei Romania, Bucharest, 1963, pp. 73-83 (in Roumanian).
- A. Valeriu and A.T. Balaban, “Two radiospectroscopic methods with wide applications: nuclear magnetic resonance (N.M.R.) and electronic paramagnetic resonance (E.P.R.) in the same book, pp. 131-144 (in Roumanian).
- A.T. Balaban, M. Frangopol, P.T. Frangopol and E. Gard, “Synthesis of labelled compounds based on pyrylium salts”, in “Preparation and Bio-Medical Application of Labelled Molecules”, Euratom, Brussels, 1964, pp. 45-53, (ed. J. Sirchis).
- A.T. Balaban, “Deacylation of non-conjugated ketones and the reversibility of C-acylations”, in “Prof. Raluca Ripan’s Homage”, Editura Academiei Roumania, Bucharest, 1966, pp.103-109 (in Roumanian).
- A.T. Balaban, W. Schroth and G. Fischer, “Pyrylium Salts. I. Synthesis”, in Advances in Heterocyclic Chemistry, (eds. A. R. Katritzky and A. J. Boulton), Academic Press, New York, 1969, vol. 10, pp. 241-326.
- E. Gard, A. Vasilescu, A.T. Balaban and A. Barabas, “Preparation of aromatic and heterocyclic compounds labelled with deuterium”, in “Proceedings of the Second International Conference on Methods of Preparing and Storing Labelled Compounds”, Brussels, November 28 - December 3, 1966, Euratom, Brussels, 1968, pp. 649-654 (in French).
- C. Mantescu, A. Genunche and A.T. Balaban, “Tritiation of aromatic, aliphatic, and heterocyclic compounds by HTO in the presence of aluminium chloride” in the same book, pp. 773-779.
- A.T. Balaban and D. Farcasiu, “Intramolecular isotopic isomerization of carbon atoms” in the same book, pp. 611-630.
- A.T. Balaban, “Coordinative compounds of boron and systematics of coordinative complexes in “La nature et les propriétés des liaisons de coordination”, Colloque international du C. N. R. S. No.191, Paris, October 27-31, 1970, pp. 233-240 C. N. R. S. Paris 1970 (in French).
- A.T. Balaban, N. Negoita and I. Pascaru, “Paramagnetic resonance of new stable nitrogen free radicals”, in “Magnetic Resonance and Related Phenomena”, Proceedings of the 16
^{th}Congress A.M.P.E.R.E., Bucharest, 1-5 September 1970, (Ed. I. Ursu), Editura Academiei, Bucharest, 1971, pp. 1168-1171. - A.T. Balaban, “Specifications of Radiophrmaceuticals. Possible International Aspects of Labelled Compounds Programs”, Proceedings of the 2
^{nd}Interamerican Conference on Radiochemistry, Mexico City (22-25 April 1968), Washington, DC, 1971, pp.10-15. - A.T. Balaban, chapter on “Radioactivity” (Appendix 13), in “Specifications for the Quality Control of Pharmaceutical Preparations”, 2
^{nd}Edition of the International Pharmacopeia, WHO, Geneva, 1971, pp. 56-66. - A.T. Balaban, “ Applications of graph theory in chemistry”, in “Cercetarile multidisciplinare si interdisciplinare : originea, dezvoltarea si perspectivele lor”, pp. 203-215, Editura Academiei Romane, Bucharest, 1972 (in Roumanian).
- A.T. Balaban, “Final Report of the European Colloquium on Current Trends in Coordination Chemistry”, UNESCO-CNRS, Paris, 2-4 December, 1974, pp. 3-5: Summary of the Round-Table Discussions, Idem,
*Ibid*., pp. 1-2: Final report (as consultant of UNESCO). Idem,*Ibid*., pp. 19-21: Coordination compounds of 3^{rd}and 5^{th}Main Group elements. - R. Vasiliev, A.T. Balaban and I. Galateanu, “Radiopharmaceutical products in the Roumanian phamacopeia and supplements”, pp. 21-24, in Contributia ICSMCF la imbunatatirea medicamentului romanesc”, Ministerul Sanatatii, Editura Medicala, Bucharest, 1977 (in Roumanian).
- A.T. Balaban, “Sodium radioiodide; Sodium radiophosphate; Sodium radiochromate; Radioactivity”. Monographs in “Farmacopeea Romana IX” (1976); (in Roumanian).
- C. Simionescu and A.T. Balaban, “Roumanian Chemistry” in “Stiinta Contemporana” (ed. R. Taton) vol. 4, pp. 443-451: Editura stiintifica, Bucharest, 1976 (in Roumanian).
- A.T. Balaban, “The pyrylium cation as a synthon in organic chemistry”, in “New Trends in Heterocyclic Chemistry”, (eds. R.B. Mitra, N.R. Ayyangar, V.N Gogte, R.M. Acheson and N. Cromwell), Elsevier, Amsterdam, 1979, pp. 79-111.
- D.H. Rouvray and A.T. Balaban, “Chemical Applications of Graph Theory”, in Applications of Graph Theory”, (eds. R. J. Wilson and L.W.Beineke), Academic Press, London, 1979, pp. 177-221.
- A.T. Balaban, “Steric versus electronic effects of deuterium”, in “Synthesis and Applications of Isotopically Labelled Compounds” (eds. W.P. Duncan and A.B. Susan), Proc. Internat. Symp. Kansas City 1982, Elsevier, Amsterdam, 1983, pp.237-242.
- A.T. Balaban, I. Motoc, D. Bonchev and O. Mekenyan, “Topological indices for structure-activity correlations”, in “Steric Effects in Drug Design”, (eds. M. Charton and I. Motoc),
*Topics Curr.**Chem*., 1983, vol.**114**, 21-55, Springer, Berlin. - N.M. Grecu, N. Negoita, M.T. Caproiu, A.T. Balaban, U. Bologa and R.I. Walter, “ESR Evidence for rotation barriers in 1-benzoyl-2,2-diarylhydrazyls”, in Proc. 22
^{nd}Congress AMPERE on Magnetic Resonance and Related Phenomena, (eds. K.A. Muller, R. Kind and J. Ross), Zürich, 1984, pp.455-456. - A.T. Balaban, “Topological indices : what they are and what they can do”, in Proc. 2
^{nd}Balkan Chemistry Days, Varna. - A.T. Balaban, S. Badilescu and I.I. Badilescu, “Infrared absorption spectra of heterocyclic compounds”, in “Physical Methods in Heterocyclic Chemistry “, (ed. R.R. Gupta), Wiley-Interscience, New York, 1984, pp. 1-139.
- Z. Simon, D. Ciubotariu and A.T. Balaban, “Reactivity and stereochemical parameters in QSAR for carcinogenic polycyclic hydrocarbon derivatives”, in “QSAR and Strategies in the Design in Bioactive Compounds”, pp. 370-373, VCH Verlagsgesellschaft, Weinheim, 1985, Proc. of the 5
^{th}European Symp. on QSAR, Bad Segeber, (Ed. J.K. Seydel). - R.J. Mehlhorn, L. Packer, R. Macey, A.T. Balaban and I. Dragutan, “ESR Spin label probes of transmembrane proton movements”, in “Water and Ions in Biological Systems”, Proc. 3
^{rd}Internat. Conf. Bucharest, 1984 (eds. A.Pullman, V.Vasilescu and L.Packer), USSM Bucharest, 1985, pp.67-174. - A.T. Balaban, “Steric versus electronic components of secondary deuterium effects depend on the size of electrophilic probes”, in “Water and Ions in Biological Systems”, Proc. 2rd Internat. Conf. Bucharest, 1982 (eds. A. Pullman, V. Vasilescu and L. Packer), Plenum Press, New York, 1985, pp. 655-663.
- A.T. Balaban, “Symbolic computation and chemistry”, in “EUROCAL-85”, Lecture Notes in Computer Science, No. 203 (ed. B. Buchberger), Springer, Berlin, 1985, pp. 68-79.
- A.T. Balaban, “Vistas opened by Fourier-trasform NMR in the area of compounds labelled with isotopes of hydrogen, carbon, nitrogen and oxygen” in “Synthesis and Applications of Isotopically Labeled Compounds 1985”, (ed. R.R. Muccino), Elsevier, Amsterdam, 1986, pp.505-510.
- R.J. Mehlhorn, L. Packer, R. Macey, A.T. Balaban and I. Dragutan, “Measurement of transmembrane proton movements with nitroxide spin probes”, in
*“Methods in Enzymology”,*1986,**127**, 738-745. - D. Bonchev, O. Mekenyan and A.T. Balaban, “Algorithms for coding chemical compounds”, in “Mathematics and Computational Concepts in Chemistry”, (Internat. Symp. Dubrovnik), (ed. N. Trinajstic), Ellis Horwood Ltd., Wiley, Chichester, 1986, pp. 34-47.
- M. Randic, D.J. Klein, V. Katovic, D.O. Oakland, W.A. Seitz and A.T. Balaban, “Symmetry properties of chemical graphs X. Rearrangement of axially distorted octahedra, in “Graph Theory and Topology in Chemistry”, (eds. R.B. King and D.H. Rouvray), Elsevier, Amsterdam, 1987, pp. 266-284 (Studies in Physical and Theoretical Chemistry, No. 51, Proc. Internat. Conf., Univ. of Georgia, 1987).
- A.T. Balaban, “Numerical modelling of chemical structures : local graph invariants and topological indices”, in “Graph Theory and Topology in Chemistry” (eds. R.B. King and D.H. Rouvray), Elsevier, Amsterdam, 1987, pp. 159-176 (Studies in Physical and Theoretical Chemistry, No. 51, Proc. Internat. Conf., Univ. of Georgia, 1987).
- A.T. Balaban and I. Bally, “Isotopically labelled pyrimidines and purines” in “Isotopes in the Physical and Biomedical Sciences, Labelled Compounds (Part. A)”, (eds. E. Buncel and J.R. Jones), vol. 1, pp. 288-329, Elsevier, Amsterdam, 1987.
- 38. M. D. Gheorghiu, A. Schiketanz, A. Necula, I. Pogany and A. T. Balaban, “13C- and 3H-labelling of phenanthrene. Catalytic automerization and NMR spectra” in “Synthesis and Applications of Isotopically Labelled Compounds 1988”, Proc. 3
^{rd}Symp. Innsbruck (eds. T.A. Baillie and J.R. Jones), Elsevier, Amsterdam, 1989, pp. 689-692. - A.T. Balaban, “Pyrylium salts as useful synthons”, in “Organic Synthesis : Modern Trends” (Proc. 6
^{th}IUPAC Internat. Symp. on Organic Synthesis, Moscow), (ed. O. Chizov), Blackwell, Oxford, 1987, pp. 263-274. - A.T. Balaban and O. Ivanciuc, “FORTRAN-77 Computer program for calculating topological index
*J*for molecules containing heteroatoms”, in “MATH/CHEM/COMP 1988” (ed. A. Graovac). Studies in Physical and Theoretical Chemistry, No. 63, Elsevier, Amsterdam, 1989, pp. 193-211. - I. Niculescu-Duvaz, I. Baracu and A.T. Balaban, “Alkylating agents”, in “Chemistry of Antitumor Agents”, (ed. D. E. V. Wilman), Blackie Publ., London , 1990, pp. 63-130.
- E.V. Kuznetsov, I.V. Shcherbakova and A.T. Balaban, “Benzo[c]pyrylium salts: synthesis, reactions and physical properties” in “Advances in Heterocyclic Chemistry” (A.R. Katritzky, Ed.), Academic Press, New York, 1990,
**50**, pp. 157-254. - A.T. Balaban,”Enumeration of isomers”, in “Chemical Graph Theory. Introduction and Fundamentals” (eds. D. Bonchev and D.H. Rouvray), Abacus Press - Gordon and Breach, New York, 1991, pp. 177-234.
- W. Schroth and A.T. Balaban, “Pyrylium-Salts” in Methoden der Organischen Chemie (Houben-Weyl)”, vol. E7b, Hetarene II (Teil 2), (R.P. Kreher, Ed.), G. Thieme Verlag, Stuttgart, 1992: Introduction (pp. 755-766); Synthesis (pp. 767-963) (in German).
- A.T. Balaban, “Symmetry of chemical systems”, in “Simetrie si Asimetrie in Univers”, (ed. Angela Botez), Editura Academiei Romane, Bucharest, 1992, pp.45-55 (in Roumanian).
- A.T. Balaban, “Radionuclides: Industrial applications; Uses in hydrology, agriculture, environmental studies, recombinant DNA research, and biochemistry”, in “Ullmann’s Encyclopedia of Industrial Chemistry, 5
^{th}ed.”, VCH Verlagsgesellschaft, Weinheim, 1993, pp. 562-568. - A.T. Balaban, “Prediction of physical properties from chemical structures”, in “Recent Advances in Chemical Information” (H. Collier, Ed.), Royal Society of Chemistry, Special Publication No. 120, London, 1993, pp. 301-317.
- A.T. Balaban, “Reaction graphs”, in “Graph Theoretical Approaches to Chemical Reactivity”, (eds. D. Bonchev and O. Mekenyan), Kluwer Academic Publishers, Dordrecht, Netherlands, 1994, pp.137-180.
- A.T. Balaban, “Symmetry of graphs”, in “Chemical Group Theory. Introduction and Fundamentals” (eds. D. Bonchev and D.H. Rouvray), Gordon and Breach Publishers, New York, 1994, pp. 155-208.
- A.T. Balaban, “2,4,6-Trimethylpyrylium tetrafluoroborate” in vol. 7, pp. 5224-5227; “2,4,6-Triphenylpyrylium tetrafluoroborate” in vol. 8, pp. 5407-5411, monographs in “Encyclopedia of Reagents for Organic Synthesis”, (L.A. Paquette, Ed.), Wiley, New York, 1996; electronic version (e-EROS), Wiley, New York, 2001; “2,6-Di-tert-butyl-4-methylpyridine(DTBMP)”, “2,4,6-Tri-(p-methoxyphenyl)pyrylium tetrafluoroborate”,ibid.
- O. Ivanciuc and A.T. Balaban, “Graph theory in chemistry” in “Encyclopedia of Computational Chemistry” (P.v.R. Schleyer, N.L. Allinger, T. Clark, J. Gasteiger, P.A. Kollman, H.F. Schaefer III and P.R. Schreiner, Eds.), Wiley, Chichester, pp. 1169-1190, 1998.
- A.T. Balaban, “Theoretical investigation of carbon nets and molecules” in “Theoretical Organic Chemistry” (ed. C. Parkanyi), Elsevier, Amsterdam, 1998, pp. 381-404.
- A.T. Balaban, “Science evaluation in universities and research institutes: similarities and differences”, in “Evaluation of Science and Technology”, NATO Advanced Research Workshop, Prague, 25-28 November 1996 (eds. V. Paces, L. Pivec and A. H. Teich), IOS Press, Series 4, vol. 28, Amsterdam, 1997, pp. 60-64.
- A.T. Balaban, “Topological molecular descriptors for molecular modeling developed in Romania and some of their applications”, in “Modeling in Chemistry and Chemical Industry” ICS-UNIDO Expert Group Meeting in Trieste (eds. S. Miertus and G. Longo), 14-16 Oct. 1998, pp. 1-8.
- A.T. Balaban, “The parallel and antiparallel lives of Leibniz and Newton” (in Roumanian) in “Descartes & Leibniz: Ascensiunea si posteritatea rationalismului clasic” (M. Flonta, Ed.), Editura Universal Dalsi, Bucharest, 1998, pp. 156-170.
- A.T. Balaban, “Scientometric indicators and science management” (in Roumanian), in ”Scientometry and Science Policy”, Round-Table May 20, 1998, Romanian Academy, Bucharest, pp. 10-21.
- A. T. Balaban, “QSAR and computational methods in drug discovery” in “
*Encyclopedia of Analytical Chemistry*” ( R. A. Meyers, Ed.), Wiley, Chichester, 2000, vol. 8, pp. 7288-7311. - A. T. Balaban, “A personal view about topological indices for QSAR/QSPR” in “
*QSAR/QSPR Studies by Molecular Descriptors*” (M. Diudea, Ed.), Huntington, New York, 2000, pp. 1-25. - A.T. Balaban, “A comparison between various topological indices, particularly index J and Wiener’s index W”. In “
*Topology in Chemistry: Discrete Mathematics of Molecules*” (Eds. D. H. Rouvray and R. B. King), Horwood Publishing Ltd., Chichester, 2002, pp. 89-112. - S.C. Basak, D. Mills, B.D. Gute, G.D. Grunwald, and A. T. Balaban, “Applications of topological indices in predicting property/bioactivity/toxicity of chemicals”. In “
*Topology in Chemistry: Discrete Mathematics of Molecules*” (Eds. D. H. Rouvray and R. B. King), Horwood Publishing Ltd., Chichester, 2002, pp. 113-184. - T.S. Balaban and A.T. Balaban, “Pyrylium Salts”. In “
*Science of Synthesis; Houben-Weyl Methods**of Molecular Transformations*”, Georg Thieme Verlag, Stuttgart, 2003, vol. 14, pp. 11-200. - A.T. Balaban, “2,6-Di-tert-butyl-4-methylpyridine (DTBMP)”, In: “
*Encyclopedia of Reagents**for Organic Synthesis*”, (L.A. Paquette, Ed.), Wiley, New York, 2004. - M. Randic, X. Guo, D. Plavšic,
^{ }and A. T. Balaban, “On the complexity of fullerenes and nanotubes”, In:*Complexity in Chemistry, Biology, and Ecology*(Eds. D. Bonchev and D. Rouvray), Springer, New York, 2005, pp. 1-48. - A. T. Balaban, Theoretical investigations of single-wall nanocones. In:
*Nanostructures. Novel Architecture*, M. V. Diudea (Ed.), Nova Publishers, New York, 2005, pp.113-142. - A. T. Balaban, Molecular descriptors in drug design. In:
*Encyclopedia of Complexity and Systems Science*( R. A. Meyers, Ed.), Springer, New York, 2009, Part 4, pp. 2196-2215: DOI 10.1007/978-0-387-30440-3_136. - A. T. Balaban, Aromaticity of six-membered rings with one heteroatom, In:
*Topics in Heterocyclic Chemistry*vol. 19,*Aromaticity in Heterocyclic Compounds*(eds. T. M. Krygowski and M.K.Cyranski), pp. 203-246, Springer, New York, 2009. - T. S. Balaban and A. T. Balaban, Five-membered Rings with Three Oxygen or Sulfur Atoms in 1,2,4-Positions. In
*Comprehensive Heterocyclic Chemistry III*, (A. R. Katritzky, C. A. Ramsden, E. F. V. Scriven and R. J. K. Taylor, Eds.); Elsevier: Oxford, 2008; Vol. 6, Chapter 6.06, pp 191–256. - A. T. Balaban, Monocyclic hetarenes with π-electron aromatic sextet,
*Advances in Heterocyclic Chemistry*(ed. A. R. Katritzky), Vol. 99, pp. 61-105, Elsevier, Amsterdam, 2010. - A. T. Balaban, Centennial of Acad. Ecaterina Cioranescu-Nenitzescu’s birthday,
*Rev. Roum. Chim.*2009,**54**, 859-863. - A. T. Balaban and M. Randić, Structural Approach to Aromaticity and Local Aromaticity in Conjugated Polycyclic Systems, In:
*Carbon Bonding and**Structures: Advances in Physics and Chemistry.*Carbon Materials: Chemistry and Physics 5 (M. V. Putz, ed.), Springer Science+Business Media B. V., 2011, pp. 159-204. - A. T. Balaban, Balaban-Nenitzescu-Praill Reaction, In:
*Name Reactions in Heterocyclic Chemistry II*(J. J. Li, ed.) with a foreword by E. J. Corey. Wiley, Hoboken, NJ, 2011, pp. 402-419. - A. T. Balaban, Diamond hydrocarbons and related structures
**,**in:*Diamond and Related Nanostructures*(M. V. Diudea and C. L. Nagy, eds.), Springer, Berlin, 2013, pp. 1-27. - A. T. Balaban and T. S. Balaban, in :
*Science of Synthesis, Knowledge Updates 2013/3:*Pyrylium Salts (Update 2013)m Thieme Verlag, 2013, Stutttgart, pp. 145-216. - 79. A. T. Balaban, “A chemical journey: experiment and theory. Is chemistry (or mathematics) science or art?” (Budapest, March 26, 2002). in “Szekfoglalok 2001: Matematikai es termeszettudomanyok. II. Kotet. Inaugural lecture as Honorary Member of the Hungarian Academy of Science, , Magyar Tudomanyos Akademia, Budapest 2013, pp. 9-46.
- A. T. Balaban, A. Greer, and J. F. Liebman, Aromaticity and conjugation in 1,2-benzoquinone valence isomers and congeners,
*Adv. Heterocyclic Chem.*2014,**133**, 112-142. - A. T. Balaban, A. Greer and J.F. Liebman, Consequences of Spin and Strength in the Chemistry of Oxygen and its Compounds in
*S. Patai’s Chemistry of Functional Groups: The Chemistry of Peroxides*, Vol. 3 (eds. A. Greer and J.F. Liebman), Wiley, Chichester, 2014, pp. 1-20. - A. T. Balaban, What is Mathematical Chemistry? In:
*Proceedings of the 38*(ed. V. Staicu),^{th}Annual Congress of the American-Rumanian Academy of Arts and Sciences (ARA), - A. T. Balaban, Ode to the chemical element carbon. In
**:***Exotic Properties of Carbon Nanomatter: Advances in Physics and Chemistry*(eds. M. V. Putz and O. Ori), Springer, Dordrecht, 2015, pp. 1-18. - A. T. Balaban, “Chemistry as science and art. How one creates a research school in science: the example of Costin D. Nenitzescu” (Bucgarest, December 11, 2015, in Roumanian). Inaugural lecture as titular member of the Roumanian Academy.
- A. T. Balaban, Quantitative Structure-Activity Relationships and Computational Methods in Drug Discovery
*in Encyclopedia of Analytical Chemistry*, eds R.A. Meyers, John Wiley: Chichester. DOI: 10.1002/9780470027318.a1918.pub3. (2016). - A. T. Balaban ‘Stable Hydrazyls and Push–Pull (Capto-Dative) Aminyl Free Radicals in: Patai’s Chemistry of Functional Groups (Eds. J. Liebman and A. Greer), 2017: John Wiley & Sons, Ltd: Chichester, UK. DOI: 10.1002/9780470682531.pat0920.

## C . Articles in peer-reviewed scientific periodicals

- C.D. Nenitzescu and A.T. Balaban,
*Chem. Ber*., 1958,**91**, 2109-2116: On the chemistry of hydride transfer in the Scholl reaction (in German). - A.T. Balaban and P.T. Frangopol,
*Studii si cercetari chim., Acad. R.P. Romania,*1958, 6, 427-432: Preparation of 2,5-diphenyloxazole (PPO), solute for organic scintillators (in Roumanian). - A.T. Balaban,
*Studii si cercetari chim.*,*Acad. R. P. Roumania*, 1959,**7**, 257-295: An attempt for the systematization of monocyclic aromatic compounds (Aromaticity I) (in Roumanian). - A.T. Balaban and C.D. Nenitzescu,
*Studii si cercetari chim.*,*Acad. R. P. Roumania*, 1959,**7**, 521-529: On the decarbonylation of 1,4-dihydro-naphthalene-1-carbonyl chloride and consequences for the mechanisms of the Scholl and Gattermann-Koch reactions (in Roumanian). - A.T. Balaban and C.D. Nenitzescu,
*Liebigs Ann. Chem*., 1959,**625**, 66-73: Reactions catalyzed by aluminium chloride. XXVI. The reaction of alkanes with carbon monoxide (in German). - A.T. Balaban and C.D. Nenitzescu,
*Liebigs Ann. Chem*., 1959,**625**, 74-88: Reactions catalyzed by aluminium chloride. XXVII. A synthesis of pyrylium salts from acid chlorides and olefins (Pyrylium salts I). (in German). - A.T. Balaban,
*Tetrahedron Lett.*,**1959**, No. 5, 14-15: Possible formation of tetraphenylcyclobutadiene. - A.T. Balaban and C.D. Nenitzescu,
*Tetrahedron,*1960,**10**, 55-64: Reactions catalyzed by aluminium chloride. XXVIII. The reaction of cycloalkanes with carbon monoxide. - A.T. Balaban and C.D. Nenitzescu,
*Chem. Ber*., 1960,**93**, 599-602: Ring contraction of pyrylium salts to furan derivatives (in German). - A.T. Balaban, V.E. Sahini and E. Keplinger,
*Tetrahedron,*1960,**9**,163-174 : Electronic absorption spectra of alkyl- and phenyl-substituted pyrylium salts. - A.T. Balaban and C.D. Nenitzescu,
*Izv. Akad. Nauk SSSR, Otdel. Khim. Nauk*,**1960**, 2064-2065: Ultraviolet absorption spectrum of pyrylium perchlorate (in Russian), - A.T. Balaban,
*Izv. Akad. Nauk SSSR, Otdel. Khim. Nauk*,**1960**, 2260-2261: On a systematization of triple bond types (in Russian). - N. Martalogu, D. Mumuianu, M. Magda and A.T. Balaban,
*Studii si cercetari chim.*,*Acad. R. P. Roumania*, 1960,**8**, 329-338: Analysis of ring-deuterated pentamethylbenzene by means of mass spectrometry (in Roumanian). - A.T. Balaban and C.D. Nenitzescu,
*Tetrahedron Lett.,*1960, No.**2**, 7-10: Preparation of pyrylium salts by olefin diacylation. The two pyrylium salts formed in amylene diacetylation with various catalysts. - A.T. Balaban and C.D. Nenitzescu,
*J. Chem. Soc.*,**1961**, 3553-3560: Pyrylium salts obtained by diacylation of olefins. II. The two pyrylium salts formed in the diacylation of 2-methyl-2-butene. - A.T. Balaban and C.D. Nenitzescu,
*J. Chem. Soc.*,**1961**, 3561-3564: Pyrylium salts obtained by diacylation of olefins. III. Diacylation of cyclic olefins and a novel synthesis of isoquinoline derivatives. - A.T. Balaban, C.D. Nenitzescu, M. Gavat and G. Mateescu,
*J. Chem. Soc.*,**1961**, 3564-3566: Pyrylium salts obtained by diacylation of olefins. IV. Di- and tri-acetylation of allylbenzene. - A.T. Balaban and C.D. Nenitzescu,
*J. Chem. Soc.*,**1961**, 3566-3572: Reaction of pyrylium salts with alkali cyanides (Reaction of pyrylium salts with nucleophiles. I.) - A.T. Balaban, A. Ghenea and C.D. Nenitzescu,
*Izv. Akad. Nauk SSSR, Otdel. Khim. Nauk,***1961**, 1102-1107: Pyrylium salts obtained by diacylation of olefins. V. Diacylation of di- and triisobutene (in Russian). - A.T. Balaban, G. Mateescu and C.D. Nenitzescu,
*Rev. Chim. Acad. R. P. Romania,*1961,**6**, 295-302: Pyrylium salts obtained by diacylation of olefins. VI. Acetylation of benzyl-ketones. Roumanian version in*Studii si cercetari Chim.*,*Acad. R. P. Roumania*, 1961,**9**, 211-218. - A.T. Balaban and C.D. Nenitzescu,
*Rev. Chim. Acad. R.P. Romania,*1961,**6**, 269-294: Investigations in the class of pyrylium salts. Roumanian version in*Studii si cercetari Chim.*,*Acad. R. P. Roumania*, 1961,**9**, 251-274. - A.T. Balaban, P.T. Frangopol, M. Marculescu and I. Bally,
*Tetrahedron,*1961,**13**, 258-267: Factors affecting stability and equilibria of free radicals. I. Steric factors in hydrazyls. - P.T. Frangopol, A.T. Balaban, L. Birladeanu and E. Cioranescu,
*Tetrahedron,*1961,**16**, 59-67: Synthesis of 2,5-diaryloxazoles through Friedel-Crafts reaction of azlactones with aromatic hydrocarbons (Aminoketone synthesis. III) - A.T. Balaban, G. Mihai, R. Antonescu and P.T. Frangopol,
*Tetrahedron,*1961,**16**, 68-73: Tropophenylene and tropovinylene spiroborates. (Heterocyclic organoboron compounds I). - A.T. Balaban, M. Marculescu, I. Pascaru, M. Rotaru, A. Valeriu and M. Weiner,
*Z. Phys. Chem. (Leipzig)*, 1962,**219**, 285-294: ESR hyperfine structure in hydrazyl free radicals (Factors affecting stability and equilibria of free radicals. II) - A.T. Balaban and Z. Simon,
*Tetrahedron,*1962,**18**, 315-321: Aromaticity constants (Aromaticity. II). - A.T. Balaban, P.T. Frangopol, G. Mateescu and C.D. Nenitzescu,
*Bull. Soc. Chim. France*,**1962**, 298-302 : Structure and reactions of pyranol-hydrazides (Reactions of pyrylium salts with nucleophiles. II) (in French). - E.Gard and A.T. Balaban,
*J. Electronal. Chem.*, 1962,**4,**48-50: Polarographic reduction of pyrylium salts. - A.T. Balaban, G. Mihai and C.D. Nenitzescu,
*Tetrahedron,*1962,**18**, 257-259: Reduction of pyrylium salts with sodium borohydride. (Reactions of pyrylium salts with nucleophiles. III). - A.T. Balaban, D. Farcasiu and C.D. Nenitzescu,
*Tetrahedron,*1962,**18**, 1075-1078: Pyrylium salts obtained by diacylation of olefins. VII. Diacylation of propene to 2,6-disubstituted pyrylium salts. - A.T. Balaban, M. Gavat and C.D. Nenitzescu,
*Tetrahedron,*1962,**18**, 1079-1081: Pyrylium salts obtained by diacylation of olefins. VIII. Intramolecular diacylation. - A.T. Balaban, P.T. Frangopol, A.R. Katritzky and C.D. Nenitzescu,
*J. Chem. Soc.,***1962**, 3889-3895: Pyrylium salts obtained by diacylation of olefins. IX. Formation of vinylogous pyrones by triacylation of isobutene. - A.T. Balaban, E. Barabas and M. Farcasiu,
*Chem. and Ind.,***1962**, 781-782: Pyrylium salts obtained by diacylation of olefins. X. Diacetylation of 2-methyl-2-ene catalysed by beryllium chloride. - A.T, Balaban, G.D. Mateescu and M. Elian,
*Tetrahedron,*1962,**18**, 1083-1094: Infra-red absorption spectra of pyrylium salts. - N.I. Shuikin, I.F. Belskii, A.T. Balaban and C.D. Nenitzescu,
*Izv.**Akad. Nauk. SSSR, Otdel. Khim. Nauk*,**1962**, 491-493 (Russian);*Bull. Acad. Sci. Acad. USSR, Div. Chem. Sci.***1962**, 462 (English translation): Catalytic conversion of homologs of 2-acetylfuran into trialkyltetrahydropyrans. - A.T. Balaban, M. Marculescu-Frangopol and P.T. Frangopol,
*Isotopentechnik,*1962,**2**, 235-237: Pyrylium salts obtained by diacylation of olefins. XI. Ring-14C-labelled aromatic compounds obtained*via*pyrylium salts (in German). - E. Cioranescu, L. Birladeanu, A.T. Balaban and C.D. Nenitzescu,
*Tetrahedron Lett.,*1962,**3**, 349-351: Influence of water in the AlCl3-catalyzed reaction of unsaturated azlactones with aromatics (Erratum,*ibid*., p. 887) - Z. Simon and A. T. Balaban,
*Rev. Chim. Acad. Romania*, 1962,**7**,550-560: Relative stability of isomeric aromatic monocyclic systems appreciated by M.O. methods. (Aromaticity. III). - E. Cioranescu, L. Barladeanu, P.T. Frangopol and A.T. Balaban ,
*Rev. Chim. Acad. Romania*, 1962,**7**, 755-762: Aminoketone synthesis. IV. Preparation of 2-(1-naphthyl)-5-aryloxazoles. - A.T. Balaban,
*Rev. Chim. Acad. Romania*, 1962,**7**, 675-682: Contribution to a systematization of heterolytic reactions. - A.T. Balaban, P.T. Frangopol and M. Keplinger,
*Spectrochim. Acta*, 1963,**19**, 367-368: Steric hindrance revealed by absorption spectra of 2-acyl-3,5-dialkylfurans and of their polynitrophenyl-hydrazones. - Z. Simon and A.T. Balaban,
*Rev. Chim. Acad. Romania*, 1963,**8**,199-206: Simple MO treatment of electronic spectra of five-membered aromatic heterocycles. Roumanian version in*Studii si Cercetari Chim. Acad. Romania,*1963,**11**, 53-60. - I. Necsoiu, A.T. Balaban, I. Pascaru, E. Sliam, M. Elian and C.D. Nenitzescu,
*Tetrahedron,*1963,**19**, 1133-1142: The mechanism of the Etard reaction. - C. Mantescu and A.T. Balaban,
*Canad. J. Chem.*, 1963, 41, 2120-2121: Tritiation of aromatics by HTO-promoted aluminium chloride (Tritiations by HTO-promoted aluminium chloride. I.). - A.T. Balaban, I. Bally, P.T. Frangopol, M. Bacescu, E. Cioranescu and L. Birladeanu,
*Tetrahedron,*1963,**19**, 169-176: Preparation of 2-(4-p-biphenylyl)-5-aryloxazoles by Friedel-Crafts reaction of azlactones with aromatics. Electronic absorption spectra of 2,5-diaryloxazoles (Aminoketone synthesis. V). - A.T. Balaban,
*Tetrahedron Lett.,***1963**, 91-94: Pyrylium salts formed by diacylation of alkenes. XII. Diacylation of 2-methylpropenylbenzene. - A.T. Balaban,
*Rev. Chimie (Bucuresti)*, 1963,**14**, 158-160: Magic numbers of electrons and nucleons (in Roumanian). - A.T. Balaban and I. Stanoiu,
*Rev. Chim. Acad. Romania*, 1963,**8**, 197-198: Sulphur cell windows for infrared spectra of aqueous solutions. - A.T. Balaban,
*Comptes rendus*, 1963,**256**, 4041-4043: Preparation of pyrylium halides (in French). - A.T. Balaban,
*Comptes rendus*, 1963,**256**, 4239-4242: On the formation mechanism of pyrylium salts by dehydrogenation of 1,5-diketones (in French). - A.T. Balaban, L. Birladeanu, I. Bally, P.T. Frangopol, M. Mocanu, and Z. Simon,
*Tetrahedron,*1963,**19**, 2199-2207: Preparation and spectra of*para*-substituted 2,5-diphenyloxazoles (Aminoketone synthesis. VI). - A.T. Balaban E. Barabas and G. Mateescu,
*Rev. Chim. Acad. Romania*, 1963,**8**, 139-148: A product obtained from benzoin and beryllium chloride. - A.T. Balaban,
*Rev. Chimie (Bucuresti)*, 1963,**14**, 603 : Preparation of boron fluoride (in Roumanian). - A.T. Balaban, I. Pascaru and I. Stanoiu,
*Ann. Phys.*, 1963,**8**, 513: Electron paramagnetic resonance spectra of solutions of organic acids in chromyl chloride (in French). - A.T. Balaban, M. Mocanu, and Z. Simon,
*Tetrahedron,*1964,**20**,119-130: Charge-transfer spectra of pyrylium iodides (Molecular complexes with aromatic cations as electron-acceptors. I). - A.T. Balaban, C. Bratu, and C.N. Rentea,
*Tetrahedron,*1964,**20**, 265-269: One-electron reduction of pyrylium salts. - A.T. Balaban, I. Bally, R.J. Bishop, C.N. Rentea and L.E. Sutton,
*J.**Chem. Soc*.**1964**, 2382-2387: Novel spiroborates and a dipole moment study of 1,3,2-dioxabora-azulene-2-spiro-2’-(1’,3’,2’-benzodioxaborole).(Heterocyclic organoboron compounds. II.). - A.T. Balaban, M. Gavat, P.T. Frangopol, M. Mocanu and C.D. Nenitzescu,
*Rev. Roum. Chim.*, 1964,**9**, 79-92: Pyrylium salts obtained by diacylation of olefins. XIII. Pyrylium salts with*para*-substituted phenyl groups. Romanian version,*Studii si Cercetari Chim. Acad. R. P. Roumania*, 1964,**12**, 71-85. - D. Farcasiu, M. Farcasiu and A.T. Balaban,
*Rev. Roum. Chim*., 1964,**9**, 137-145: Pyrylium salts obtained by diacylation of olefins. XIV. Acetylation of ???-unsaturated ketones, ?-hydroxyketones and ?-chloro-ketones derived from 2-methyl-butenes. Roumanian version in*Studii si Cercetari Chim. Acad. R. P. Roumania*, 1964,**12**, 131-138. - A.T. Balaban, G.R. Bedford and A.R. Katritzky,
*J. Chem. Soc.,***1964**, 1646-1649: The nuclear magnetic resonance of heterocyclic systems. Part I. Pyrylium salts. - A.T. Balaban and C.D. Nenitzescu,
*Org. Synth.*, 1964,**44**, 98-103: 2,4,6-Trimethylpyrylium perchlorate. Reprinted in Org. Synth. Coll. Vol. 5, 1106-1108 (1973). - A.T. Balaban, E. Gard and C.N. Rentea,
*Abh. Dtsch. Akad. Wiss., Klass. Chem. Geol. u. Biol.,***1964**, 659-663: Isotopic exchange of methyl hydrogens in aqueous solutions of 2,4,6-trimethylpyrylium salts. (Isotopic exchange of active methyl hydrogens. I.). - A.T. Balaban and Z. Simon,
*Rev. Roum. Chim*., 1964,**9**, 99-104: Aromaticity. IV. On the aromaticity of five-membered rings containing boron- and nitrogen-heteroatoms. Roumanian version in*Studii si Cercetari Chim. Acad. R. P. Roumania*, 1964,**12**, 131-138. - M. Frangopol, A. Genunche, P.T. Frangopol and A.T. Balaban,
*Tetrahedron,*1964,**20**, 1881-1888: Pyrylium salts formed by diacylation of olefins. XV. 14C-Tracer study of the acetylation of 4-chloro-3,4-dimethyl-2-pentanone. - D. Farcasiu, A.T. Balaban and M. Gutman,
*Rev. Roum. Chim.*, 1964,**9**, 727-741: On the acetylation of 4-chloro-3,4-dimethylpentane-2-one with acetyl chloride-1-14C. - Z. Simon and A.T. Balaban,
*Rev. Roum. Chim*., 1964,**9**, 339-349: Energy levels of pyrylium salts with*para*-substituted phenyl groups. Roumanian version,*Studii si Cercetari Chim. Acad. R. P. Roumania*, 1964,**12**, 345-355. - A.T. Balaban, C.N. Rentea and M. Mocanu,
*Tetrahedron Lett.***1964**, 2049-2054: Spiroborates. Symmetry and coordination of spiranic substituted 3-hydroxy-2-propen-1-one*o*-phenylene and*o*-vinylene borates. - A.T. Balaban, A. Barabas and A. Arsene,
*Tetrahedron Letters*,**1964**, 2721-2724: 1,3,2-Dioxa-borinium and 4,5-benzo-1,3,2-dioxaborinium cations, novel aromatic systems. - A.T. Balaban, A. Arsene, I. Bally, A. Barabas, M. Paraschiv and E. Romas,
*Tetrahedron Lett.*,**1964**, 3917-3923: 1,3,2-Dioxaborinium (boroxaropyrylium) salts and their decomposition to bis-1,3-diketonatoboronium salts. - A.T. Balaban C. N. Rentea, M. Mocanu-Paraschiv and E. Romas,
*Rev. Roum. Chim.*, 1965,**10**, 849-864: Heterocyclic organoboron compounds. III. Symmetry and coordination of spiranic substituted 3-hydroxy-2-propen-1-one*o*-phenylene and*o*-vinylene borates. - A.T. Balaban, T.H. Crawford and R.H. Wiley,
*J. Org. Chem.*1965,**30**, 879-882: Configurations of substituted 5-cyanosorbic acid. An intramolecular Ritter reaction. - C. Mantescu, A. Genunche and A.T. Balaban,
*J. Labelled Compds.,*1965,**1**, 178-181: Tritiation of pyrimidines by HTO in the presence of aluminium chloride (Tritiations by HTO-promoted aluminium chloride. II). - A.T. Balaban, C.N. Rentea and M. Bacescu-Roman,
*Rev. Roum. Chim.*, 1965,**10**, 865-877: Heterocyclic organoboron compounds. IV. Unichelated spiroborates prepared from 2-n-butoxy-1,3,2-benzodioxaborole and bidentate ligands. - A.T. Balaban,
*Rev. Roum. Chim.*, 1965,**10**, 879-885: Heterocyclic organoboron compounds. V. Novel 1,3,2-dioxaboraazulene-2-spiro-2’-(1’,3’,2’-benzodioxaborole) (tropophenylenespiroborate) derivatives. - C. Bratu and A.T. Balaban,
*Rev. Roum. Chim.*, 1965,**10**, 1001-1008: Electrochemistry of carbonium ions. I. Electrochemical oxidation of 1,5-diketones. - E. Gard, I. Bally, A. Vasilescu, A. Arsene and A.T. Balaban,
*J. Labelled Compds.,*1965,**1**, 182-188: Isotopic exchange of active methyl hydrogens. II. Deuteration of diphenylmethylpyrylium and methyltropylium salts. - A.T. Balaban, E. Gard, A. Vasilescu and A. Barabas,
*J. Labelled Compds.,*1965,**1**, 266-274: Isotopic exchange of active methyl hydrogens. III. Preparation of 2,4,6-tri-d3-methylpyrydine, 3,5-di-d3-methylphenol, 3,5-di-d3-methyl-2-acetylfuran and 4,6,8-tri-d3-methyl-azulene from 2,4,6-tri-d3-methylpyrylium perchlorate. - A.T. Balaban and Z. Simon,
*Rev. Roum. Chim.*, 1965,**10**, 1059-1092: Aromaticity. V. Stability of monocyclic aromatic compounds. - A. Barabas, C. Mantescu, D. Duta and A.T. Balaban,
*Tetrahedron Letters*,**1965**, 3925-3928: Thermal decomposition of tritiated 2,4,6-triphenyl-5-t-1,3,2-dioxaboronium perchlorate. - I. Bally, A. Arsene, M. Bacescu-Roman and A.T. Balaban,
*Tetrahedron Letters*,**1965**, 3929-3931: Reaction of beta-ketoenols with diphenylborinic esters. - A.T. Balaban, E. Romas and C.C. Rentea,
*Tetrahedron*, 1966,**22,**1-5: Pyrylium salts formed by diacylation of olefins. XVI. A low-melting hydrate of 2,6-di-n-propyl-4-methylpyrylium perchlorate. - A.T. Balaban and C. Toma,
*Tetrahedron*,**1966,**Suppl. 7, 1-8: Reaction of pyrylium salts with nucleophiles. IV. Isolation of an intermediate in the conversion of 2,4,6-triphenylpyrylium perchlorate into 2,4,6-triphenylpyridine by amonia. - C. Toma and A.T. Balaban,
*Tetrahedron*,**1966**, Suppl. 7, 9-25: Reaction of pyrylium salts with nucleophiles. V. Reaction with primary amines. - C. Toma and A.T. Balaban,
*Tetrahedron*,**1966**, Suppl. 7, 27-34: Reaction of pyrylium salts with nucleophiles. VI. Reaction with amino acids. - A.T. Balaban and N.S. Barbulescu,
*Rev. Roum. Chim.*, 1966,**11**,109-112: Conversion of dicyclic 1,5-ketones into pyrylium salts. - A.T. Balaban,
*Rev. Roum. Chim.*, 1966,**11**, 1097-1116: Chemical graphs. I. Valence isomerism of cyclopolyenes (Erratum,*ibid*.**12,**Nr. 1, 103 (1967). - C.C. Rentea, A.T. Balaban and Z. Simon,
*Rev. Roum. Chim.*, 1966,**11**, 1193-1203: HMO Calculations of the ground-state of pyrylium salts and correlations with experimental data for their reactivity and NMR spectra. - A.T. Balaban, D. Farcasiu and R. Banica,
*Rev. Roum. Chim.*, 1966,**11**, 1205-1227: Chemical graphs. II. Graphs of multiple 1,2-shifts in carbonium ions and related systems. - C. Mantescu, A. Genunche and A.T. Balaban,
*J. Labelled Compds.,*1966,**2**, 261-266: Tritiation by HTO-promoted aluminium chloride. III. Uracil, adenine, glycine, di- and triglycine. - C. Mantescu, A. Genunche, D. Duta-Cristu and A.T. Balaban,
*J. Labelled Compds.,*1966,**2**, 267-271: Tritiation by HTO-promoted aluminium chloride. IV. Cyclohexane and n-heptane. - I.I. Stanoiu, A.P. Mihaila, P.T. Frangopol, A.T. Balaban, G.A. Popescu, I. Oprescu and V.T. Trusca,
*Rev. Roum. Phys.*, 1966,**11**, 937-949: The study of the radiolysis of some fractions of Roumanian oils in the nuclear reactor of I. F. A. (in French). - I. Bally, A. Arsene, M. Paraschiv, E. Romas and A.T. Balaban,
*Rev. Roum. Chim.*, 1966,**11**, 1409-1418: Heterocyclic organoboron compounds. VI. New boron-oxygen chelate compounds with equivalent oxygens. - A. Barabas, E. Gard, A. Vasilescu and A.T. Balaban,
*J. Labelled Compds.,*1966,**2**, 359-366: Isotopic exchange of active methyl hydrogens. IV. Preparation of 1,3-di-d3-ethylnaphthalene,d9-mesitylene and d9-mesitylene derivatives from 2,4,6-tri-d3-methylpyrylium perchlorate. - E. Gard, A. Vasilescu, G.D. Mateescu and A.T. Balaban,
*J. Labelled Compds.,*1967,**3**, 196-205: Isotopic exchange of active methyl hydrogens. V. Reactivity of ?- and ?-methyl groups and of ?*-*hydrogens in pyrylium salts. - A. Arsene, AT. Balaban, I. Bally, A. Barabas, M. Paraschiv and C.N. Rentea,
*Spectrochimica Acta*, 1967,**23A**, 1373-1383: Electronic absorption spectra of spiroborates and of 1,3,2-dioxaborinium salts. - M. Frangopol, A. Genunche, N. Negoita, P.T. Frangopol and A.T. Balaban,
*Tetrahedron*1967,**23**, 841-844: A study of the reversibility of Friedel-Crafts C-acetylations by means of 14C-labelling. - A.T. Balaban and A. Barabas,
*Chem. and Ind.,***1967**, 404: 1,3-Dimethyl-naphthalene from acetylacetone and benzylmagnesium chloride. - A.T. Balaban,
*Rev. Roum. Chim.*, 1967,**12**, 875-898: Chemical graphs. III. Reactions with cyclic six-membered transition states (Reprinted in “Recherches sur la Philosophie des Sciences”, p. 207-230, Editura Academiei Bucuresti). - A.T. Balaban, P.T. Frangopol, M. Frangopol and N. Negoita,
*Tetrahedron,*1967,**23**, 4661-4676: Stability and equilibria of free radicals. III. Preparation of stable, sterically shielded, diarylnitrogen radicals with donor and acceptor aryl groups in the same molecule, - A.T. Balaban and D. Farcasiu,
*J. Amer. Chem Soc.,*1967,**89**, 1958-1961: Automerization of naphthalene in the presence of aluminum chloride. - A.T. Balaban, A.R. Katritzky and B. Semple,
*Tetrahedron,*1967,**23**, 4001-4008: Some novel t-butylation reactions in the conversion of phenyl-substituted 1,5-diketones to pyrylium salts. - E. Gard, A. Runge, A. Barabas and A.T. Balaban,
*J. Labelled Compds.,*1967,**3**, 151-154: Isotopic exchange of hydrogen in pyrylium salts (in German). - A.T. Balaban and F. Harary,
*Rev. Roum. Chim.*, 1967,**12**, 1511-1515: Chemical graphs. IV (Aromaticity. VI). Dihedral groups and monocyclic aromatic compounds. - D. Farcasiu, C. Uncuta and A.T. Balaban,
*Rev. Roum. Chim.*, 1967,**12**, 899-903: Pyrylium salts obtained by diacylation of olefins. XVII. Acylations with acid chlorides catalysed by perchloric acid. - A.T. Balaban and D. Farcasiu,
*Tetrahedron Letters,***1968**, 1173-1176: Possible mechanisms for rearrangements involving sigma-complexes. - A.T. Balaban, D. Farcasiu, V.A. Koptyug, I.S. Isaev, M.I. Gorfinkel and A.I. Rezvukhin,
*Tetrahedron Lett.*,**1968**, 4757-4759 : Automerization of naphthalene. A correction. - A.T. Balaban and F. Harary,
*Tetrahedron,*1968,**24**, 2505-2516: Chemical graphs. V. Enumeration and proposed nomenclature of benzenoid*cata*-condensed polycyclic aromatic hydrocarbons. - A.T. Balaban, C.C. Rentea and E. Ciupitu,
*Rev. Roum. Chim.*, 1968,**13**, 231-247: Chemical graphs. VI. Estimation of the relative stability of several planar and tridimensional lattices for elementary carbon (Erratum,*ibid.*, p. 1233). - A. Barabas, E. Isfan, M. Roman, M. Paraschiv, E. Romas and A.T. Balaban,
*Tetrahedron,*1968,**24**, 1133-1144: Heterocyclic organoboron compounds. VII. Chelated bis-(1,3-diketonato)boronium salts with acetylacetone, benzoylacetone and dibenzoylmethane. - A. Trestianu, H. Niculescu-Majewska, I. Bally, A. Barabas and A.T. Balaban,
*Tetrahedron,*1968,**24**, 2499-2504: Proton magnetic resonance spectra of chelated boronium and beryllium bis-(1,3-diketonates). - I.I. Stanoiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1968,**13**, 127-132: Preparation and infrared absorption spectrum of d5-pyrylium perchlorate. - I. Bally, A. Arsene, M. Roman, M. Paraschiv, E. Romas and A.T. Balaban,
*Rev. Roum. Chim.*, 1968,**13**, 1225-1233: Heterocyclic organoboron compounds. VIII. Chelate compounds formed by alkyl-substituted benzodioxaboroles or by diphenylborinic esters with tropolone or 1,3-diketones. - C. Bratu and A.T. Balaban,
*Rev. Roum. Chim.*, 1968,**13**, 625-629: Some properties of electrolytically generated cetyltrimethylammonium amalgam, a metallic-covalent surface agent. - A.T. Balaban,
*Tetrahedron,*1968,**24**, 5059-5065: Reaction of pyrylium salts with nucleophiles. VII. Conversion of 2,4,6-triphenylpyrylium into isoxazole or pyrazole derivatives by hydroxylamine or phenylhydrazine. - A.T. Balaban P.J. Halls and A.R. Katritzky,
*Chem. and Ind.,***1968**, 651: Stable radicals from 1-hydroxybenzimidazole-3-oxides. - A.T. Balaban,
*Tetrahedron Letters,***1968**, 4643-4644: Pyrylium salts formed by diacylation of olefins. XVIII. Diacetylation of cyclododecene. - I. Bally, A. Arsene, A.T. Balaban and G.V. Boyd,
*Rev. Roum. Chim.*, 1968,**13**, 1391-1393: Heterocyclic organoboron compounds. IX. Chelates of 2-aminotropone with 1,3,2-benzodioxaboroles or diphenylborinic esters. - I. Bally, E. Ciornei and A.T. Balaban,
*Rev. Roum. Chim.*, 1968,**13**, 1507-1510: Heterocyclic organoboron compounds. X. Chelate compounds of (*p-*anisyl)-phenyl-boronic acid with 1,3-diketones. - A.T. Balaban,
*Tetrahedron,*1969,**25**, 2949-2956: Chemical graphs. VII. Proposed nomenclature of branched*cata*-condensed benzenoid polycyclic hydrocarbons. - A.T. Balaban,
*Organic Preparations and Procedures*, 1969,**1**, 63-66: 2-Acetyl-3,5-dimethylfuran. - P.T. Frangopol, M. Frangopol, N. Negoita and A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 385-387: Factors affecting stability and equilibria of free radicals. IV. t-Butyl-1-cyanonitroxide. - E. Gard, I. I. Stanoiu, A.T. Balaban and F. Chiraleu,
*Rev. Roum. Chim.*, 1969,**14**, 247-252: Isotopic exchange of active methyl hydrogens. VI. Deuteration of 2,4.6-triphenyl-, 2,3,5,6-tetramethyl-, and 2,3,6-trimethyl-4-phenyl-pyrylium salts. - A.B. Susan and A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 111-120: Reaction of pyrylium salts with nucleophiles. VIII. Triphenylpyrylium and methylamine: Thermal degradation of N-methyl-2,4,6-triphenylpyridinium halides to methyl halides and 2,4,6-triphenylpyridines. - I. Bally and A.T. Balaban,
*Studii si cercetari chim.*,*Acad. R. S. Roumania*, 1969,**17**, 431-462: Unsaturated heterocyclic organoboron compounds with boron-oxygen bonds (in Roumanian). - A.T. Balaban, M. Frangopol, N. Negoita, P.T. Frangopol and M. Paraschiv,
*Rev. Roum. Chim.*, 1969,**14**, 941-945: Factors affecting stability and equilibria of free radicals. V. Synthesis and spectra of polynitrophenyl-alkoxyamines. - A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 1331-1332: Pyrylium salts formed by diacylation of olefins. XIX. Characterization of olefins by diacylation: acid dealkylation of 3,5-di-t-butyl-pyrocatechol. - A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 1323-1330: Aromaticity. VII. Electronic absorption spectra of*o*-phenylene carbonate and its conjugate acid. - A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 1281-1284: Oxidation of pyrocatechol derivatives to*o*-quinones by iodosobenzene diacetate. - G.V. Boyd and A.T. Balaban,
*Rev. Roum. Chim.*, 1969,**14**, 1575-1577: A correlation between chemical shifts of methyl protons and electron densities in substituted pyrylium salts. - A. Camerman, L.H. Jensen and A.T. Balaban,
*Acta Cryst*., 1969,**25B**, 2623-2630: The molecular structure of N-phenyl-2,4,6-trimethyl-pyridinium perchlorate. - O. Buchardt, C.P. Pedersen, U. Svanholm, A.M. Duffield and A.T. Balaban,
*Acta Chem. Scand.*, 1969,**23**, 3125-3138: Seven-membered heterocyclic rings. I. Formation of substituted 4H-1,2-diazepines from 2,4,6-triarylpyrylium salts and hydrazine. - A.T. Balaban, R.O. Davies, F. Harary, A. Hill and R. Westwick,
*Austral. J. Math.,*1970,**11**, 207-215 : Cubic identity graphs and planar graphs derived from trees. - A.T. Balaban, A. Arsene, I. Bally, A. Barabas, M. Paraschiv, M. Roman and E. Romas,
*Rev. Roum. Chim.*, 1970,**15**, 635-653: Heterocyclic organoboron compounds. XII. 2,4,6-Trisubstituted-1,3,2-dioxaborinium salts. - A.T. Balaban,
*Tetrahedron,*1970,**26**, 739-742: Reaction of pyrylium salts with nucleophiles. IX. Formation of 1,2-diazepine or 2-pyrazoline derivatives from 2,4,6-triphenylpyrylium salts and hydrazine. - A.T. Balaban and W. Silhan,
*Tetrahedron,*1970,**26**, 743-749: NMR Spectra of 5-substituted 1,3,5-triphenyl-2,4-pentadien-1-ones and of 1,3,5-triphenyl-5-imino-3-penten-1-ones. Magnetic non-equivalence of phenacyl methylene protons in 3,5-diphenyl-5-phenacyl-2-pyrazolines. - A.T. Balaban, I. Zugravescu, S. Avramovici and W. Silhan,
*Monatshefte Chem.,*1970,**101**, 704-708: NMR Spectra of*trans-*chalcone-oxime, -semicarbazone and thiosemicarbazone and their cyclic isomers (3,5-diphenyl-2-isoxazoline and 1-substituted 3,5-diphenyl-2-pyrazoline) (in German). - A. Arsene, M. Paraschiv and A.T. Balaban,
*Rev. Roum. Chim.*,1970,**15**, 247-252: Reaction of*o*-phenylene arsenite with tropolone. - A.T. Balaban,
*Rev. Roum. Chim.*, 1970,**15**, 463-485: Chemical graphs. VIII. Valence isomerism and general cubic graphs. - A.T. Balaban, D. Farcasiu and F. Harary,
*J. Labelled Compounds,*1970,**6**, 211-223: Chemical graphs. IX. Isotope isomerism of multiply-labelled compounds. - A.T. Balaban,
*Rev. Roum. Chim.*, 1970,**15**, 1243-1250: Chemical graphs. X. (Aromaticity. VIII). Resonance energies of*cata*-condensed benzenoid polycyclic hydrocarbons. - A.T. Balaban,
*Rev. Roum. Chim.*, 1970,**15**, 1251-1262: Chemical graphs. XI. (Aromaticity. IX). Isomerism and topology of non-branched*cata*-condensed polycyclic conjugated non-benzenoid hydrocarbons. - C. Uncuta and A.T. Balaban,
*Studii si cercetari chim.*,*Acad. R. S. Roumania*, 1970,**18**, 161-168: Chemical degradation methods accompanied by bond breaking for localization of 14C-labelling (in Roumanian).

142a. A. T. Balaban,*Nature,*1970,**225**, 1270: Pulses, units, pitts and hertz (Letter to the Editor). - A.M. Duffield, C. Djerassi and A.T. Balaban,
*Org. Mass**Spectrometry,*1971,**5**, 87-93: Mass spectrometry in structural and stereochemical problems. Part. 200. Study of the fragmentation processes of some pyrylium salts.

- A.T. Balaban, N. Negoita and I. Pascaru,
*Rev. Roum. Chim.*, 1971,**16**, 721-723: N-Nitroso-phenyl-nitroxide. - A.T. Balaban and F. Harary,
*J. Chem. Documentation,*1971,**11**, 258-259: The characteristic polynomial does not uniquely determine the topology of a molecule. - D. Farcasiu, A. Vasilescu and A.T. Balaban,
*Tetrahedron,*1971,**27**, 681-685: Synthesis and reactivity of 2,6-dimethylpyrylium salts. - A.T. Balaban and A.M. Duffield,
*Rev. Roum. Chim.*, 1971,**16**, 1095-1098: Derivatives of 2-biphenylylcarboxylic acid. - A.T. Balaban,
*Rev. Roum. Chim.*, 1971,**16**, 725-737: Stable nitrogen free radicals. - I. Bally and A.T. Balaban,
*Rev. Roum. Chim.*, 1971,**16**, 739-742: Heterocyclic organoboron compounds. XIV. Boron chelates with bis-(1,3-diketones). - A.T. Balaban,
*Tetrahedron,*1971,**27**, 6115-6131: Chemical graphs. XII. Configurations of annulenes. - A. Barabas and A.T. Balaban,
*Tetrahedron,*1971,**27**, 5495-5503: Mono and bis-addition products of benzylmagnesium chloride to acetylacetone. A synthesis of 1,3-dimethylnaphtalene. - I.I. Stanoiu, M. Paraschiv, E. Roman and A.T. Balaban,
*Spectrochim. Acta*, 1972,**28A**1001-1005:Vibrational spectra of pyrylium, pyrylium-2-d, pyrylium-3-d, and pyrylium-d5 cations. - A.T. Balaban,
*Rev. Roum. Math. Pure Appl.,*1972,**17**, 3-16: Chemical graphs. XIII. Combinatorial patterns. - A.T. Balaban, I. Pascaru and F. Cuiban,
*J. Magn. Reson.,*1972,**7**, 241-246: Factors affecting stability and equilibria of free radicals. VI. Oxidation of cyclic hydroxamic acid to nitroxides. - A.T. Balaban and N. Negoita,
*Rev. Roum. Chim.,*1972,**17**, 1227-1234: Factors affecting stability and equilibria of free radicals. VII. Arenesulphonyl-phenyl-nitroxides and 1-arenesuphonyl-2,2-diphenyl-hydrazyls. - A.T. Balaban,
*J. Combinatorial Theory, Ser. B,*1972,**12**, 1-5: A trivalent graph of girth ten. - A.T. Balaban,
*Rev. Roum. Chim.*, 1972,**17**, 9-24: Determination of hyperfine coupling constants from ESR spectra of organic free radicals. - A.T. Balaban and A. Vasilescu,
*Tetrahedron Letters,***1972**, 571-574: 1,2-Bis-benzenesulphonyl-1,2-diethoxyhydrazine and its temperature-dependent proton magnetic resonance spectrum. - A.T. Balaban,
*Rev. Roum. Chim.,*1972,**17**, 865-881: Chemical graphs. XIV. Valence isomers of [12]annulene. - A.T. Balaban,
*Rev. Roum. Chim.,*1972,**17**, 883-896: Chemical graphs. XV. Degenerate Cope rearrangements of valence isomers of annulenes. - A.T. Balaban,
*Rev. Roum. Chim.,*1972,**17**, 1531-1543: Chemical graphs. XVII. (Aromaticity. X).*cata*-Condensed polycyclic hydrocarbons which fulfill the Huckel rule but lack closed electronic shells. - M. Safta, F. Chiraleu, A.T. Balaban and G. Ostrogovich,
*Rev. Roum. Chim.,*1972,**17**, 2055-2065: Quantitative study of active methyl groups in C-methyl-s-triazines. I. Hydrogen exchange kinetics of 6-methyl-s-triazin-2,4(1H,3H)-dione and its N-methyl-derivatives. (Studies in the s-triazine field. New series, VI). - A.T. Balaban, N. Negoita and R. Baican,
*J. Magn.**Reson.,*1973,**9**, 1-7: Aryl-N-nitroso-nitroxides. - A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 635-653: Chemical graphs. XVIII. Graphs of degres four or less, isomers of annulenes, and nomenclature of bridged polycyclic structures. - A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 841-854: Chemical graphs. XVI. Intramolecular isomerization of octahedral complexes with six different ligands. - A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 855-862: Chemical graphs. XIX. Intramolecular isomerization of trigonal-bipyramidal structures with five different ligands. - A.T. Balaban,
*Rev. Roum. Math. Pures Appl.,*1973,**18**, 1033-1043: Trivalent graphs of girth nine and eleven, and relationships among cages. - E. Gard, F. Chiraleu, I. I. Stanoiu, and A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 257-251: Isotopic exchange of active methyl hydrogens. VII. Kinetic study of 2,4,6-trimethylpyrylium salts in deuterium oxide. - I. Bally, E. Ciornei, A. Vasilescu and A.T. Balaban,
*Tetrahedron,*1973,**29**, 3185-3187: Heterocyclic organoboron compounds. XVI. Chelated compounds with, ???-unsaturated ?-aminoketones. - R. Istratoiu, I. Pascaru and A.T. Balaban,
*Z. Naturforsch.*, (**B**), 1973,**28b**, 543-544: Push-pull nitrogen free radicals from benzenesulphonanilides or benzanilides with donor*para-*substituents. - N. Negoita, R. Baican and A.T. Balaban,
*Tetrahedron Lett.,***1973**, 1877-1878: N-(2,4,6-Tricarbomethoxyphenyl)-alkoxyaminyls, new push-pull stable nitrogen free radicals. - A.T. Balaban and R. Istratoiu,
*Tetrahedron Lett.,***1973**, 1879-1880: N-Arenesulphonyl-N-(2,2,6,6-tetramethylpiperidinyl-1)-aminyls, hydrazyls with no nitrogen-bonded aromatic groups. - C. Pomponiu and A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 1173-1209: Computing program for interpreting ESR spectra of organic free radicals. - N. Negoita, R. Baican , F. Domsa and A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 995-1004: Use of ESR spectrum simulator for determining precisely hyperfine coupling constants of stable nitrogen free radicals. - A.T. Balaban,
*Rev. Roum. Chim.,*1973,**18**, 1609-1612: Reaction of pyrylium salts with nucleophiles. X. N(12)-substituted 11,13-dimethyl-[9](2,6)-pyridophanium perchlorates. - A.T. Balaban and A.J. Boulton,
*Org. Synth.*, Coll. Vol.5, 1112-1113 (1973): 2,4,6-Trimethyl-pyrylium tetrafluoroborate. - A.T. Balaban and A.J. Boulton,
*Org. Synth.*, Coll. Vol.5, 1114-1116 (1973): 2,4,6-Trimethyl-pyrylium trifluoromethanesulfonate. - N. Negoita, R. Baican and A.T. Balaban,
*Tetrahedron,*1974,**30**, 73-74: Factors affecting stability and equilibria of free radicals. VIII.1-Cyano-2,2-diphenylhydrazyl. - A.T. Balaban, H.G. Aurich, J. Trosken, E. Brugger, D. Döpp and K.H. Sailer,
*Tetrahedron,*1974,**30**, 739-744 : Aminyloxides (nitroxides) from 1-hydroxy-2-indolinones. - A.T. Balaban and C. Pomponiu,
*Rev. Roum. Chim.,*1974,**19**, 581-630: Computer program for determining all possible ESR spectra with equidistant lines. - A.T. Balaban and F. Kerek,
*Rev. Roum. Chim.,*1974,**19**, 631-647: Chemical graphs. XX. Graphs of parallel and/or subsequent substitution reactions. - A.T. Balaban,
*Rev. Roum. Chim.,*1974,**19**, 1185-1196: Chemical graphs. XXI. Valence isomers of benzoannulenes. - A.T. Balaban, N. Negoita and R. Baican,
*Chem. Phys. Letters,*1974,**24,**30-32: 2,2-Diphenyl-1-(trifluoromethanesulphonyl)-hydrazyl. - A.T. Balaban,
*Rev. Roum. Chim.,*1974,**19**, 1323-1342: Chemical graphs. XXII. Valence isomers of heteroannulenes or of substituted annulenes. Coisomeric cubic multigraphs. - A.T. Balaban M. T. Caproiu, N. Negoita and R. Baican,
*Tetrahedron Lett.***1974**, 4091-4094: Non-equivalence of aryl groups in 1,1-diaryl-1,2-benzenesulphonyl-hydrazyls. - A.T. Balaban,
*Rev. Roum. Chim.,*1974,**19**, 1611-1619: Chemical graphs. XXIII. General cubic graphs with one loop, and homovalenes or their derivatives. Erratum,*ibid.*, 1978,**23**, 311. - A.T. Balaban and M. Paraschiv,
*Rev. Roum. Chim.,*1974,**19**, 1731-1734: Molecular complexes with aromatic cations as electron acceptors. II. Charge-transfer spectrum of 2,4,6-triphenylpyrylium thiocyanate. - A. Barabas and A.T. Balaban,
*Rev. Roum. Chim.,*1974,**19**, 1927-1940: Chemical graphs. XXIV. Isomerizations and isographic transformations. - A.T. Balaban,
*Rev. Roum. Chim.,*1975,**20**, 227-232: Chemical graphs. 25. Isomers of the porphyrins - an exercise using Polya’s counting theorem. - I. Bally, E. Gard, E. Ciornei, M. Blitz and A.T. Balaban,
*J. Labelled Compounds,*1975,**11**, 63-69: Synthesis of 14C-labelled isotope-isomeric alkanes. I. n-Heptane-1-14C and -2-14C. - I. Bally and A.T. Balaban,
*Rev. Roum. Chim.,*1975,**20**, 1471-1472: Synthesis of 14C-labelled isotope-isomeric alkanes. II. Preparation of 2,2,4-trimethylpentane-14C2labelled at both methyl groups of the isopropyl moiety. - A.T. Balaban and V. Wray,
*Z. Naturforsch.*, 1975,**30b**, 654-655: 13C-Magnetic resonance spectra of alkyl-substituted pyrylium salts. - A.T. Balaban,
*Math. Chem. (MATCH),*1975,**1**, 33-60: Some applications of graph theory. - A.T. Balaban,
*Math. Chem. (MATCH)*, 1975,**1**, 123-124: Methods for the enumeration of isomers. - R. Baican, N. Negoita and A.T. Balaban,
*Rev. Roum. Phys.,*1976,**21**, 213-215: A new proposed standard stable free radical for ESR measurements : 1-cyano-2,2-diphenylhydrazyl (CDPH). - A. Bota, A.T. Balaban and F. Chiraleu,
*Rev. Roum. Chim.,*1976,**21**, 101-106: Pyrylium salts formed by diacylation of olefins. XX. NMR Spectra of 2,4,6-trimethyl-3-phenylpyrylium and -pyridinium salts. - A.T. Balaban,
*Rev. Roum. Chim.,*1976,**21**, 241-249: Mass spectrum of 3,7-di-t-butyl-5-methyl-4H-1,2-diazepine : Possible steric inhibition of dinitrogen expulsion. - C. Uncuta and A.T. Balaban,
*Rev. Roum. Chim.,*1976,**21**, 251-255: Reaction of pyrylium salts with nucleophiles. XI. Chemical shift non-equivalence of isopropyl in atropisomeric 1-aryl-2-isopropyl-4,6-dimethylpyridinium salts. - R.W. Robinson, F. Harary and A.T. Balaban,
*Tetrahedron,*1976,**32**, 355-361: The number of chiral and achiral alkanes and mono-substituted alkanes. - S. Badilescu and A.T. Balaban,
*Spectrochim Acta.*, 1976,**32A**, 1311-1318: Molecular complexes with aromatic cations as electron-acceptors. III. Charge transfer spectra of substituted pyrylium thiocyanates, selenocyanates and iodides. - A.T. Balaban,
*Rev. Roum. Chim.,*1976,**21**, 1045-1047: Chemical graphs. XXVI. Codes for configurations of conjugated polyenes. - A.T. Balaban,
*Rev. Roum. Chim.,*1976,**21**,1049-1071: Chemical graphs. XXVII. Enumeration and codification of staggered conformations of alkanes. - A.T. Balaban and I.I. Badilescu,
*Rev. Roum. Chim.,*1976,**21**, 1339-1343: Pyrylium salts formed by diacylation of olefins. XXI. Diacetylation of cyclodecene to 9,11-dimethyl-[7](2,6)-pyrylophanium perchlorate. - A.T. Balaban, A. Bota and I.I. Stanoiu,
*Rev. Roum. Chim.,*1976,**21**, 1183-1187: Pyrylium salts formed by diacylation of olefins. XXII. Triacylation of 2,3-dimethyl-2-butene. - A.T. Balaban,
*Math. Chem. (MATCH)*, 1976,**2**, 141-142: Discussion on the paper by E. C. Hass and P. J. Plath, entitled „Graphentheoretische Behandlung des beschraenkten Selbstwechselwirkungs-problems, dargestellt an pericyclischen Sechszentrenreaktionen“. - A.T. Balaban,
*Math. Chem. (MATCH)*, 1976,**2**, 51-61: Enumeration of catafusenes, diamondoid hydrocarbons and staggered alkane C-rotamers. - A.T. Balaban, I.I. Stanoiu and F. Chiraleu,
*Chem. Commun.***1976**, 984-985: Steric origin of isotope effects in NMR shifts induced by lanthanide shift reagents; effect of deuteriation of methyl substituted pyridines. - M. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.,*1976,**21**,1513-1525: Ground and excited state SCF-PPP-CI calculations for pyrylium salts. - I.I. Stanoiu, F. Chiraleu, E. Gard and A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 117-126: Isotopic exchange of active methyl hydrogens. VIII. Deuterium kinetic isotope effects for alpha- and gama-isopropyl-substituted pyrylium salts. - A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 45-47: Chemical graphs. XXVIII. A new topological index for catafusenes : L-transform of their three-digit codes. - A.T. Balaban, E.M. Palmer and F. Harary,
*Rev. Roum. Chim.,*1977,**22**, 517-523: Chemical graphs. XXIX. Numbers of isomers with naphthalene and adamantane skeletons. - A.T. Balaban and V. Wray,
*Org. Magnetic Resonance*, 1977,**9**, 16-22: 13C-NMR Spectra of some pyrylium salts and related compounds. - A.T. Balaban, A. Bota F. Chiraleu, E. Sliam, A. Hanes and C. Draghici,
*Rev. Roum. Chim.,*1977,**22**, 1003-1015: Pyrylium salts formed by diacylation of olefins. XXIII. Isomeric ethyltrimethyl-pyridines from the diacetylation of hexenes and methylpentenes. - M.T. Caproiu, N. Negoita, and A.T. Balaban,
*Tetrahedron Lett.,***1977**, 1825-1826: Aryl-nitroso-aminyloxide, aryl-tosylaminyloxide and diaryl-aminyloxide, where the aryl is 3,5-di-t-butylphenyl. - I.I. Stanoiu, M. Paraschiv, E. Gard and A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 865-867: Isotope effects in electronic absorption spectra of CH3/CD3-substituted six-membered hetero-aromatics. - A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 243-255: Chemical graphs. XXX. Reaction graphs for degenerate rearrangements of homovalenium cations. - A.T. Balaban, N. Negoita and R. Baican,
*Org. Magnetic Resonance*, 1977,**9**, 553-554: A new stable spiropyranic aminyloxide (nitroxide). - I.I. Stanoiu, E. Gard, C. Uncuta, F. Chiraleu and A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 1359-1361: Isotopic exchange of active methyl hydrogens. IX. Intramolecular kinetic comparison between ?-methyl and ?-isopropyl groups in pyrylium salts. - A.T. Balaban,
*Rev. Roum. Chim.,*1977,**22**, 987-1001: Chemical graphs. XXXI. Benzo-homovalenes. - A.T. Balaban, I.I. Stanoiu and E. Gard,
*Rev. Roum. Chim.,*1977,**22**, 1191-1193: Deuterium isotopic effect on the basicity of 2,4,6-trimethylpyridine. - I.I. Stanoiu, A.T. Balaban and F. Chiraleu,
*Rev. Roum. Chim.,*1977,**22**, 1499-1504: Isotopic exchange of active methyl hydrogens. X. Activation parameters for deuteration and de-deuteration of isopropylpyrylium salts. - A.T. Balaban, M. T. Caproiu, N. Negoita and E. Baican,
*Tetrahedron,*1977,**33**, 2249-2253: Factors affecting stability and equilibria of free radicals. IX. Nonequivalence of aryl groups in 1,1-diaryl-2-benzenesulphonyl-hydrazyls and related compounds. - A.T. Balaban,
*Org. Prep. Proced. Internat*., 1977**9**, 125-130: Improved synthesis of 2,6-di-t-butyl-4-methylpyrylium chlorostannate and 2,6-di-t-butyl-4-methylpyridine. - A.T. Balaban, I. Bally, V.I. Minkin and A.I. Usachev,
*Tetrahedron,*1977,**33**, 3265-3267: Dipole moments of boron chelates with tropolone and 1,3-diketone derivatives. - A.T. Balaban. I. I. Stanoiu, and F. Chiraleu,
*Rev. Roum. Chim.,*1978,**23**, 187-196: Isotope effects in lanthanide-induced shifts of 1H-NMR spectra of selectively side-chain deuteriated pyridines. - A.T. Balaban,
*Noesis*, 1978,**4**, 15-22: Mathematical principles in chemistry - A.T. Balaban,
*Croat. Chemica Acta,*1978,**51**, 35-42: Chemical graphs. XXXII. Constitutional and steric isomers of substituted cycloalkanes. - A.T. Balaban, A. Bota, G.N. Dorofeenko, V.D. Karpenko and Yu.I. Ryabukhin,
*Tetrahedron,*1978,**34**, 2035-2037: 2,5,5-Trimethyl-2-oxazolin-4-one, its perchlorate and ?-acetoxy-isobutyronitrile by acetylation of acetone cyanohydrin. - A.T. Balaban and M. Gheorghiu,
*Rev. Roum. Chim.,*1978,**23**, 1065-1077: Solvent and lanthanide-induced shifts in the 1H-NMR spectra of 4-acetonylidene-2,6-dimethyl-[4H]-pyran and its tautomeric protonated pyrylium cations. - A.T. Balaban, I.I. Stanoiu, F. Chiraleu and I. Motoc,
*Rev. Roum. Chim.,*1978,**23**, 143-1504: Isotopic exchange of active methyl groups. XI. Kinetics of deuteration of 2,6-diaryl-4-methylpyrylium salts. - A.T. Balaban,
*Tetrahedron Letters,***1978**, 599-600: Synthesis and spectra of pyrylo-trimethine-cyanines. - A.T. Balaban,
*Rev. Roum. Chim.,*1978,**23**, 733-746: Chemical graphs. XXXIII. Graphs for intramolecular rearrangements of tetragonal-pyramidal complexes. - A.R. Katritzky, J.B. Bapat, R.M. Claramunt-Elguero, F.S. Yates, A. Dinculescu, A.T. Balaban and F. Chiraleu,
*J. Chem. Res., (S),***1978**, 395;*J. Chem. Res. (M),***1978**, 4783-4797: Reactions of pyrylium salts with aliphatic diamines and chloro- and hydroxy-amines. (Reactions of pyrylium salts with nucleophiles. XII). - A.T. Balaban and P. von R. Schleyer,
*Tetrahedron,*1978,**34**, 3599-3609: Systematic classification and nomenclature of diamond hydrocarbons. 1. Graph-theoretical enumeration of polymantanes. - C. Rullière J. Joussot-Dubien, J. Bellocq and A.T. Balaban,
*J.**chim. phys.*, 1978,**75**, 961-968: Study of the fluorescent properties and the laser effect of some new oxazolic derivatives (in French). - A.T. Balaban and V. Baciu,
*Math. Chem.*(MATCH), 1978,**4**, 131-159: Chemical graphs. XXXV. Application of Polya’s theorem to catamantanes. - A.T. Balaban,
*Tetrahedron Letters,***1978**, 5055-5056: Lanthanide-induced shifts of pyridines, pyridinium and pyrylium salts. - I.I. Stanoiu, E. Gard, C. Uncuta, F. Chiraleu and A.T. Balaban,
*Rev. Roum. Chim.,*1979,**24**, 209-217: Isotopic exchange of active methyl hydrogens. XII. Kinetics of deuteration and de-deuteration of alpha- and gamma-ethyl groups, and relative rates for ethyl*versus*methyl side-chains, in pyrylium salts. - A.T. Balaban, M. Barasch and S. Marcus,
*Math. Chem.*(MATCH), 1979,**5**, 239-261: Computer program for the recognition of acyclic regular isoprenoid structures. - A.T. Balaban,
*Theor. Chim. Acta,*1979,**53**, 355-375: Chemical graphs. XXXIV. Five new topological indices for the branching of tree-like graphs. - A.T. Balaban, A. Dinculescu, H. N. Koutrakis and F.Chiraleu,
*Tetrahedron Letters,***1979**, 437-430: Methyl chemical shifts in 1H-NMR spectra of 1-R-2,4,6-trimethylpyridinium salts as simple probes for the existence and magnitude of ring current in group R. - A.T. Balaban and I. Motoc,
*Math. Chem. (MATCH)*, 1979,**5**, 197-218: Chemical Graphs. XXXVI. Correlations between octane numbers and topological indices of alkanes. - A. Dinculescu, H.N. Koutrakis and A.T. Balaban,
*Rev. Roum. Chim.,*1979,**24**, 439-442: Reaction of pyrylium salts with nucleophiles. XIII. Pyridinium salts from primary aromatic and heterocyclic amines. - S. Badilescu, I. Manu and A.T. Balaban,
*Rev. Roum. Chim.,*1979,**24**, 947-955: Molecular complex with aromatic cations as electron-acceptors. IV. Charge-transfer spectra of pyrylium 2-aza-1,2,3,3-tetracyanopropenides. - I. Bally, E. Gard, N. Negoita and A.T. Balaban,
*Rev. Roum. Chim.,*1979,**24**, 601-604: Synthesis of 14C-labelled isotope-isomeric alkanes. III. n-Tetradecane-1-14C, -2-14C, -7-14C. - A.T. Balaban, A. Bota and A. Zlota,
*Synthesis,*1980, 136-138: 1,1-Bis-(2-furyl)ethanes from 1-(2-furyl)-ethanols. - D. Bonchev, A.T. Balaban and O. Mekenyan,
*J. Chem. Inf. Comput. Sci.,*1980,**20**, 106-113: Generalization of the graph centre concept and derived topological centric indices. - A.T. Balaban and D.H. Rouvray,
*Tetrahedron,*1980,**36**, 1851-1855: Graph-theoretical analysis of the bonding topology in polyhedral organic cations. - K. Balasubramanian, J.J. Kauffman, W.S. Koski and A.T. Balaban,
*J. Computational Chem.*, 1980,**1**, 149-157: Graph theoretical characterization and computer generation of certain carcinogenic benzenoid hydrocarbons and identification of bay regions. - A.T. Balaban,
*Math. Chem. (MATCH)*, 1980,**8**, 159-192: Chemical graphs. XXXVIII. Synthon graphs. - A.T. Balaban, M. Barasch and S. Marcus,
*Math. Chem. (MATCH),*1980,**8**, 215-268: Computer program for the recognition of standard isoprenoid structures. - M. Hillebrand and A.T. Balaban,
*Rev. Roum. Chim.,*1980,**25**, 995-1006: Unrestricted Hartree-Fock spin densities in aryl-nitroso-aminyloxides and in acyl-aryl-aminyloxides. - A.T. Balaban, M. Barasch and S. Marcus,
*Math. Chem. (MATCH)*, 1980,**8**, 193-213: Picture grammars in chemistry. Generation of acyclic isoprenoid structures. - A.T. Balaban,
*Pure Appl. Chem.*, 1980,**52**, 1409-1429: Is aromaticity outmoded ? - A.T. Balaban, M.D. Gheorghiu and C. Draghici,
*Isr. J. Chem.*, 1980,**20**, 168-172: 1H-NMR Conformational study of 2-acyl-3,5-dialkylfurans using lanthanide shift reagents. - A.T. Balaban, M.T. Caproiu and N. Negoita,
*Rev. Roum. Chim.,*1980,**25**, 1327-1333: Factors affecting stability and equilibria of free radicals. X. 1-Cyano-2,2-bis-(3’,5’-di-t-butylphenyl)-hydrazyl. - V. Baciu and A.T. Balaban,
*Rev. Roum. Chim.*, 1980,**25**, 1213-1220 : Chemical graphs. XXXIX. Valence isomers of monodehydro[n]annulenes. - A.T. Balaban, C. Uncuta, A. Dinculescu, M. Elian and F. Chiraleu,
*Tetrahedron Letters,*1980,**21**, 1553-1556: Rotation barriers in N-substituted 2,4,6-trimethylpyridinium cations. - A. Dinculescu and A.T. Balaban,
*Rev. Roum. Chim.*,1980,**25**, 1505-1528: Reactions of pyrylium salts with nucleophiles. XIV. New pyridinium salts with potential biological activity. - R. Hoffmann, O. Eisenstein and A.T. Balaban,
*Proc. Natl. Acad. Sci. USA*, 1980,**77**, 5588-5592: Hypothetical strain-free oligoradicals. - D. Bonchev, A.T. Balaban and M. Randic,
*Internat. J. Quantum Chem.,*1981,**19**, 61-82: The graph center concept for polycyclic graphs. Erratum,*ibid.*, 1982,**22**, 441. - A.T. Balaban,
*Rev. Roum. Chim.*, 1981,**26**, 407-413: Chemical graphs. XXXVII. A simple rule for classifying*peri*-condensed benzenoid hydrocarbons as closed-shell or open-shell (polyradicalic) systems using dualist (characteristic) graphs. - I. Motoc and A.T. Balaban,
*Rev. Roum. Chim.*, 1981,**26**, 593-600: Topological indices: intercorrelations, physical meaning, correlational ability. - V.I. Minkin, L.P. Olekhnovich, V.P. Metlushenko, N.G. Furmanova, I. Bally and A.T. Balaban,
*Tetrahedron,*1981,**37**, Suppl. 1, 421-427: Molecular structure and tautomerism of the 1,3,2-benzodioxaarsole ether of tropolone. - A.T. Balaban, A. Dinculescu, F. Iordache, F. Chiraleu and D. Patrascoiu,
*Chem. Scripta,*1981,**18**, 230-232: Ring current determination from^{1}H-NMR spectra of N-aryl-2,4,6-trimethylpyridinium salts: scope and limitations. - A.T. Balaban,
*J. Labelled Comp. Radiopharm.*, 1981,**18**, 1621-1632: Preparation of selectively side-chain deuteriated pyridines*via*pyrylium salts (Isotopic exchange of active methyl hydrogens. XIII). - M. Barasch, S. Marcus and A.T. Balaban,
*Math. Chem.*(MATCH), 1981,**12**, 25-64: Codification of acyclic isoprenoid structures using context-free grammars and push-down automata. - D. Bonchev and A.T. Balaban,
*J. Chem. Inf. Comput. Sci.*, 1981,**21**, 223-229: Topological centric coding and nomenclature of polycyclic hydrocarbons. I. Condensed benzenoid systems (polyhexes, fusenes). - A.T. Balaban,
*Bulet. Inst. Politehnic Bucuresti, Ser. Chim. Metal.,*1981,**43**, Nr. 4, 65-69: Capto-dative persistent nitrogen free radicals (in Roumanian). - A.T. Balaban, A. Bota, D.C. Oniciu, G. Klatte, C. Roussel and J. Metzger
*, J. Chem. Res.*,**1982**, (S) 44-45 : (M) 559-583 : Deuterium kinetic isotope effects in the quaternization of polymethylpyridines (CH3 or CD3) with methyl iodide or [2H3}methyl iodide. - J. Herdan, G. Iordache, N. Negoita, N. Grecu and A.T. Balaban,
*Rev. Roum. Chim.*, 1982,**27**, 69-73: New 2,4,6-trisubstituted phenols and their corresponding aroxyls (Synthesis and ESR spectra of aroxyls. I). - A. Dinculescu and A.T. Balaban,
*Org. Prep. Proc. Internat.,*1982,**14**, 39-44: 2,4,6-Trimethyl-pyrylium sulfoacetate. - A.T. Balaban and M. Paraschiv,
*Rev. Roum. Chim.*, 1982,**27**, 513-521: Molecular complexes with aromatic cations as electron acceptors. V. Inter- and intramolecular charge transfer of amino-substituted pyridinium salts evidenced by electronic absorption spectra. - I. Dragutan and A.T. Balaban,
*Can. J. Chem.*, 1982,**60**, 1512-1513: Synthesis of a new radical-cations with 2,2,6,6-tetramethylpiperidine-N-oxyl and pyridinium moieties. - A.T. Balaban,
*Pure Appl. Chem.*, 1982,**54**, 1075-1096: Challenging problems involving benzenoid polycyclics and related systems. - I. Schiketanz, A.T. Balaban and E. Cioranescu,
*Rev. Roum. Chim.*, 1982,**27**, 1125-1129: Aminoketone and oxazole synthesis. VII. Conversion of bis-azlactones into bis-oxazoles. - M. Banciu, A.T. Balaban, C. Draghici and R. Vlad,
*Rev. Roum. Chim.*, 1982,**27**, 1037-1046: Synthesis of pyrylium salts with an annelated benzo*[f,i]*-bicyclo[3.2.2]nona-6,8-diene skeleton (oxonia-homotriptycenes) and their reactions with nucleophiles. - A.T. Balaban,
*Chem. Phys. Lett.*, 1982,**80**, 399-404: Highly discriminating distance-based topological index. - A.T. Balaban, C. Uncuta and F. Chiraleu,
*J. Labelled Comp. Radiopharm.*, 1982,**19**, 783-794: Regioselective deuteration kinetics of 2-, 4-, and 6-methyl groups in D2O solutions of pyrylium and N-methyl-pyridinium perchlorates possessing also 3-methyl or 3-phenyl groups. (Isotopic exchange of active methyl(ene) hydrogens. XIV). - A.T. Balaban and A. Bota,
*Org. Prep. Proc. Internat.,*1982,**14**, 31-38: Preparation of 2,3,4,6-tetramethylpyrylium perchlorate and 2,3,4,6-tetramethylpyridine. - I. Motoc and A.T. Balaban,
*Rev. Roum. Chim.*, 1982,**27**, 735-739: Testing the geometrical meaning of Taft-type steric constants. - P. von R. Schleyer, A.J. Kos, J.A. Pople and A.T. Balaban,
*J. Amer. Chem. Soc.*, 1982,**104**, 3771-3773: Carbenium-carbonium structure H2C+-CH4+,for the ethane dication. - I. Motoc, A.T. Balaban, O. Mekenyan and D. Bonchev,
*Math. Chem. (MATCH)*, 1982,**13**, 369-404: Topological indices : inter-relations and composition. - A.T. Balaban and I. Tomescu,
*Math. Chem. (MATCH)*, 1983,**14**,155-182: Algebraic expressions for the number of Kekulé structures of isoarithmic*cata-*condensed polycyclic hydrocarbons. - M.T. Caproiu, M. Elian, N. Grecu, N. Negoita and A.T. Balaban,
*J. Chem. Soc. Perkin Trans. II,***1983**, 591-594: Factors affecting stability and equilibria of free radicals. XI. 1-Benzoyl-2,2-bis-(3,5-di-t-butyl-phenyl)-hydrazyl and its temperature-dependent ESR spectra. - A.T. Balaban,
*Pure Appl. Chem.*, 1983,**55**, 199-206: Topological indices based on topological distances in molecular graphs. - A.T. Balaban, M. Gheorghiu and T.S. Balaban,
*Org. Mass Spectrometry*, 1983,**18**, 433-437: Electron impact mass spectra of 3,5,7-triaryl- and trialkyl-4H-1,2-diazepines. - J. Herdan, A.T. Balaban, N. Negoita and N. Grecu,
*Rev. Roum. Chim.*, 1983,**28**, 129-137: 4-Substituted 2,6-di-t-butylphenols and their corresponding aroxyls possesing 4-(1-methylene-imidazolyl), 4-(1-methylene-benzimidazolyl), or 4-(1-sulfonyl-benzimidazolyl) groups. (Synthesis of aroxyls. II). - A.T. Balaban, M. Fahmy, M.D. Gheorghiu, and V. Wray,
*Liebigs Ann. Chem.*,**1983**, 1807-1817: Doubly vinylogous 4H-pyrones from pyrylium salts and aryl-?-chlorovinyl ketones. - A.T. Balaban, U. Bologa, M.T. Caproiu, N. Grecu, N. Negoita and R.I. Walter,
*Bull. Soc. Chim. Belges*, 1983,**92**, 617: Internal rotation in hydrazyls and in capto-dative aminyls using temperature-dependent ESR and 15N-labelling. - M. Banciu and A.T. Balaban,
*Chem. Scripta*, 1983,**22**, 188-194: Schemes and transformations for benzo- and dibenzoderivatives of valence isomers of [10]annulene. - M.T. Caproiu, N. Negoita and A.T. Balaban,
*Tetrahedron,*1983,**39**, 3943-3945: Factors affecting stability and equilibria of free radicals. XII. Capto-dative diarylaminyls with polynitrophenyl and 3,5-di-t-butyl-phenyl groups. - A.T. Balaban and L.V. Quintas,
*Math. Chem. (MATCH)*, 1983,**14**, 213-233: The smallest graphs, trees, and 4-trees, with degenerate topological index*J*. - A. Dinculescu, M. Fahmy, F. Chiraleu and A.T. Balaban,
*Rev. Roum. Chim.*, 1983,**28**, 699-705: Reactions of pyrylium salts with nucleophiles. XVI. New N-substituted 2,4,6-trimethylpyridinium salts and their 1H-NMR spectra. - C. Roussel, A.T. Balaban, U. Berg, M. Chanon, R. Gallo, G. Klatte, J.A. Memiaghe, J. Metzger, D. Oniciu and J. Pierrot-Sanders,
*Tetrahedron,*1983,**39**, 4209-4219: Gear effect. X. Conformational aspects of the positive or negative buttressing effects of methyl groups: polymethylpyridines. - A.T. Balaban, M.D. Gheorghiu and T.S. Balaban,
*J. Labelled Comp. Radiopharm.*, 1983,**20**, 1097-1104: Isotopic exchange of active methyl(ene) hydrogens. XV. The aryl group controls the ??? regioselectivity in deuterations of 2-(p-substituted benzyl)-4,6-dimethylpyrylium salts. - A.T. Balaban, T.S. Balaban, C. Uncuta, M.D. Gheorghiu and F. Chiraleu,
*J. Labelled Comp. Radiopharm.*, 1983,**20**, 1105-1112: Isotopic exchange of active methyl(ene) hydrogens. XVI. Regioselective deuteration kinetics of 2,3,6-trimethyl-4-phenylpyrylium and 2,6-dimethyl-3,4-diphenylpyrylium salts. - E. Stepan and A.T. Balaban,
*Rev. Roum. Chim.*, 1983,**28**, 707-714: Reactions of pyrylium salts with nucleophiles. XVII. New 2,4,6-trisubstituted bis-and tris-pyridinium salts and their 1H-NMR spectra. - C. Uncuta, I. Bally, C. Draghici, F. Chiraleu and A.T. Balaban,
*Rev. Roum. Chim.*, 1984,**29**, 121-129: Heterocyclic organoboron compounds. XVII. Axial chirality of boron chelates evidenced by 1H-NMR spectroscopy in the presence of chiral additives. - A.T. Balaban and M. Banciu,
*J. Chem. Educ.*, 1984,**61**, 766-770: Schemes and transformations for valence isomers of (CH)8 and (CH)10hydrocarbons. - A.T. Balaban, M.D. Gheorghiu and T.S. Balaban,
*J. Mol. Struct.*1984,**114**, 363-366: Isolable rotamers of N-(9-fluorenyl)-pyridinium salts owing to restricted rotation around the C(sp3)-N(sp2) single bond. - A.T. Balaban and I. Tomescu,
*Croatica Chem. Acta*, 1984,**57**, 391-404: Chemical graphs. XL. Three relations between the Fibonacci sequence and the numbers of Kekulé structures for non-branched*cata*-condensed polycyclic aromatic hydrocarbons. - V.T. Ciorba, S. Badilescu, A. Meghea, I. Schiketanz and A.T. Balaban,
*Rev. Roum. Chim.*, 1984,**29**, 817-827: Molecular complexes with aromatic cations as electron-acceptors. VI. A new method for preparing polyphenylpyrylium salts with 7,7’,8,8’-tetracyano-*para*-quinodimethane radical-anions. - A.T. Balaban and P. Filip,
*Math. Chem.,( MATCH)*, 1984,**16**, 163-190: Computer program for topological index*J*(average distance sum connectivity). - G. Stanciuc and A.T. Balaban,
*Org. Prep. Proc. Internat.,*1984,**16**, 401-405: O-Alkyl-N-aryl-hydroxylamines : N-Alkoxy-2,4,6-tri- and -2,6-di-nitroanilines. - A. Dinculescu and A.T. Balaban,
*Org. Prep. Proc. Internat.,*1984,**16**, 407-410: 2,4,6-Triphenyl-pyrylium hydrogen sulfate. - A.T. Balaban,
*Sigsam Bull.,*1984,**18**, (2), 29-30: Numerical and non-numerical methods in chemistry : present and future. - M. Banciu, C. Popa and A.T. Balaban,
*Chem. Scripta,*1984,**24**, 28-37: Schemes and transformations in the (CH)2kseries. Valence isomers of [12]annulene. - A.T. Balaban, C. Uncuta, M. Elian, F. Chiraleu and A. Dinculescu,
*Tetrahedron,*1984,**40**, 2547-2553 : Hindered rotation around the N(sp2)-C(sp3) single bond in 2,4,6-trimethyl-N-alkylpyridinium cations: 1H-DNMR analysis. - J.M. Risley, R.I. Van Etten, C. Uncuta and A.T. Balaban,
*J. Amer. Chem. Soc.*,1984,**106**, 7836-7840: 18O-Isotope effect in 13C nuclear magnetic resonance spectroscopy, VIII. Oxygen exchange of 2,4,6-trimethylpyrylium cation. - O. Mekenyan, D. Bonchev and A.T. Balaban,
*Chem. Phys. Lett.*, 1984,**109**, 85-88: Hierarchically ordered extended connectivities. Reflection in the 1H-NMR chemical shifts of condensed benzenoid hydrocarbons (HOC-7). - O. Mekenyan, D. Bonchev and A.T. Balaban,
*J. Comput. Chem.*, 1984,**5**, 629-639: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedures). V. New topological indices, ordering of graphs, and recognition of graph similarity. - F. Badea, F. Iordache, A. Meghea, A.T. Balaban, R. Marinescu and I. Ghiviriga,
*Rev. Roum. Chim.*, 1985,**30**, 189-198: Carbanions and free radicals derived from 1,2-diphenylpyrazolidine-3,5-diones. I. Trapping of the free radical formed in phenylbutazone oxidation. - A.T. Balaban and T. Tomescu,
*Math. Chem. (MATCH)*, 1985,**17**, 91-120: Chemical graphs. XLI. Numbers of conjugated circuits and Kekulé structures for zigzag catafusenes and (j,k)-hexes; generalized Fibonacci numbers. - A.T. Balaban,
*J. Mol. Struct. (Theochem),*1985,**120**, 117-142: Graph theory and theoretical chemistry. - A.T. Balaban, N. Ionescu-Pallas and T.S. Balaban,
*Math. Chem. (MATCH)*, 1985,**17**, 121-146: Asymptotic values of topological indices*J*and*J’*(average distance sum connectivities) for infinite acyclic and cyclic graphs. - A.T. Balaban and I. Galateanu,
*Physiologie (Physiology),*1985,**22**, 71-74: A comparative study of the possibilities offered in medical investigation by stable and radioactive isotopes (in French). - C. Rullière, A. Declémy and A.T. Balaban,
*Canad. J. Phys.,*1985,**63**, 191-194: Correlation between the possibility of laser effect and oscillation force of the fluorescent transition: the case of pyrylium salts (in French). - A.T. Balaban, P. Filip and T.S. Balaban,
*J. Comput. Chem.*, 1985,**6**, 316-329: Computer program for finding all possible cycles in graphs. - A.T. Balaban, V. Wray, N.G. Furmanova, V.I. Minkin, L.S. Minkina, Yu.E. Czernysch and G.S. Borodkin,
*Liebigs Ann. Chem.*,**1985**, 1587-1595: Dipole moment, dynamic NMR and molecular structure of vinylogous 4H-pyrones. - Z. Simon, A.T. Balaban, D. Ciubotariu and T.S. Balaban,
*Rev. Roum. Chim.*, 1985,**30**, 985-1000: QSAR for carcinogenesis by polycyclic aromatic hydrocarbons and derivatives in terms of delocalization energy, minimal steric differences and topological indices. - A.T. Balaban, D. Biermann, and W. Schmidt,
*Nouv. J. Chim.*, 1985,**9**, 443-449: Chemical graphs. 41. Dualist graph approach for correlating Diels-Alder reactivities of polycyclic aromatic hydrocarbons. - A.T. Balaban, A. Dinculescu, J. Elguero and R. Faure,
*Magn. Reson. Chem.*, 1985,**23**, 553-558: Carbon-13 NMR studies of primary amines and their corresponding 2,4,6-trimethylpyridinium salts. - A.T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1985,**25**, 334-343: Applications of graph theory in chemistry. - T.S. Balaban, M.D. Gheorghiu, C. Roussel and A.T. Balaban,
*Z. Naturforsch.*, 1985,**40b**, 1555-1557: Chiral rotamers of N-(1-indanyl)-pyridinium salts and their restricted rotation around the C(sp3)-N(sp2) single bond. - D. Bonchev, O. Mekenyan and A.T. Balaban,
*Math. Chem. (MATCH)*, 1985,**18**, 83-89: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedures). IV. Recognition of graph isomorphism and graph symmetries. - O. Mekenyan, A.T. Balaban and D. Bonchev ,
*J. Magn. Reson.*, 1985,**63**, 1-13: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedures, VII.) Condensed benzenoid hydrocarbons and their 1H-NMR chemical shifts). - T.S. Balaban, C. Uncuta, M.D. Gheorghiu and A.T. Balaban,
*Tetrahedron Letters*, 1985,**26**, 4669-4672: Factors affecting the interaction of lanthanide shift reagents with substituted pyridines. - C. Uncuta, T.S. Balaban, M.D. Gheorghiu, L. Stanescu, A. Petride and A.T. Balaban,
*Tetrahedron Letters*, 1985,**26**, 4673-4676: Janus-type isopropyl groups revealed by 1H-NMR spectra of alkylpyridines with lanthanide shift reagents (LSR). - I. Schiketanz, A. Schiketanz, M.D. Gheorghiu, M. Pascu, A. Vasile and A.T. Balaban,
*Rev. Roum. Chim.*, 1985,**30**, 969-975: Aminoketone and oxazole synthesis. VIII. Acylaminoacylations using azlactones of fluoro-substituted hippuric acid, and 2,5-diaryloxazoles derived therefrom. - A.T. Balaban, I. Schiketanz, M.D. Gheorghiu and A. Schiketanz,
*Rev. Roum. Chim.*, 1985,**30**, 977-984: Aminoketone and oxazole synthesis. IX. 2,2’-(*p-*Phenylene)-bis(5-aryloxazoles) and 2,2-(1,4-naphthalenediyl)-bis-(5-aryl-oxazoles) via acylaminoacylation of aromatic hydrocarbons. - A.T. Balaban, O. Mekenyan, and D. Bonchev,
*J. Comput. Chem.*, 1985,**6**, 538-551: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedures). I. Algorithms for finding graph orbits and canonical numbering of atoms. - O. Mekenyan, D. Bonchev and A.T. Balaban,
*J. Comput. Chem.*, 1985,**6**, 552-561: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedure). II. Mathematical proofs for the HOC algorithm. - A.T. Balaban, O. Mekenyan, and D. Bonchev ,
*J. Comput. Chem.*, 1985,**6**, 562-569: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedure). III. Topological, chemical and stereochemical coding of molecular structure. - N. Ralev, S. Karabunarliev, O. Mekenyan, D. Bonchev and A.T. Balaban,
*J. Comput. Chem.*, 1985,**6**, 587-591: Unique description of chemical structures based on hierarchically ordered extended connectivities (HOC procedure). VIII. General principles for computer implementation. - A.T. Balaban,
*Rev. Roum. Chim.*, 1986,**31**, 697-694: Chemical graphs. 44. Isomer enumeration for substituted saturated polyhedral valence isomers of annulenes. - A.T. Balaban,
*Rev. Roum. Chim.*, 1986,**31**, 695-708: Chemical graphs. 45. Edge-labelled graphs as unsaturated valence isomers of annulenes ; applications of Polya’s theorem. - A.T. Balaban,
*Rev. Roum. Chim.*, 1986,**31**, 795-810: Chemical graphs. 46. Enumeration of valence isomers of adamantane using Polya’s theorem. - M. Bugeanu, V.E. Sahini, V.T. Ciorba and A.T. Balaban,
*Rev. Roum. Chim.*, 1986,**31**, 1013-1018: Molecular complexes with aromatic cations as electron acceptors. VII. Spectrometric, conductimetric and dipolar data of phenyl-substituted pyrylium salts with tetracyano-*para-*quinodimethane anions. - F. Badea, A.T. Balaban, A. Dimitriu, F. Iordache, A. Meghea and I. Stoenescu,
*Rev. Roum. Chim.*, 1986,**31**, 119-130: Carbanions and free radicals derived from 1,2-diphenylpyrazolidine-3,5-diones. II. Trapping of the free radicals derived from diethyl fluoro-malonate, n-butyl- and phenyl-malonate. - A.T. Balaban, G. Marton and I. Schiketanz,
*Rev. Roum. Chim.*, 1986,**31**, 37-47: Reaction of pyrylium salts with nucleophiles. XVIII. Synthesis of 4-(*p-*n-butoxyphenyl)-2,6-dimethylpyridine and 2,6-dimethyl-4-(*p*-n-pentylphenyl)-pyridine. - A.T. Balaban, R. Vancea, I. Motoc and S. Holban,
*J. Chem. Inf. Comput. Sci.,*1986,**26**, 72-76: Chemical graphs. 43. Fortran IV program for computing the numbers of general cubic graphs on*p*vertices. - M. Giurginca, G. Ivan, A. Meghea and A T. Balaban,
*Rev. Chimie (Bucharest)*, 1986,**37**, 860-864: Thermal behaviour of some aromatic nitroderivatives in elastomeric matrices : IR, UV-VIS and ESR spectra (in Roumanian). - A.T. Balaban,
*Math. Chem. (MATCH)*, 1986,**21**, 115-122: Chemical graphs. 48. Topological index*J*for heteroatom-containing molecules taking into account periodicities of element properties. - A.T. Balaban,
*Comput. and Maths. with Applic.,*1986,**12B**, 999-1020: Symmetry in chemical structures and reactions. Reprinted in : “Symmetry Unifying Human Understanding”, ed. I. Hargittai, Pergamon Press, New York, 1986, p.999-1020. - G. Stanciuc, M.T. Caproiu, A. Caragheorgheopol, H. Caldararu, A.T. Balaban and R.I. Walter,
*J. Magn. Reson.,*1987,**75**, 63-72: Factors affecting stability and equilibria of free radicals. XIII. N-Alkoxy- and N-aralkoxypicrylamines and ESR spectra of the corresponding capto-dative persistent aminyls. - A.T. Balaban, E.U. Würthwein and P. von R. Schleyer,
*Tetrahedron,*1987,**43**, 405-408: Model MNDO calculations for rotamers of α-acylnitroxides and of N-nitrosonitroxides. - A.T. Balaban, I. Niculescu-Duvaz and Z. Simon,
*Acta Pharm. Jugosl.,*1987,**37**, 7-36: Topological aspects in QSAR for biologically active molecules. - A.T. Balaban and E. Stepan,
*Rev. Roum. Chim.*, 1987,**32**, 155-177: Reactions of pyrylium salts with nucleophiles. XIX. Novel bispyridinium salts with potential biological activity. - A.T. Balaban and C. Deleanu,
*Rev. Roum. Chim.*, 1987,**32**, 271-294: Chemical graphs. 47. Valence isomers of [14]annulene. - T.S. Balaban and A.T. Balaban,
*Tetrahedron Letters*, 1987,**28**, 1341-1344: ?3-Dihydropyrans and tetrahydropyrans by reduction of pyrylium salts with sodium borohydride in acetic acid. - P.A. Filip, T.S. Balaban and A.T. Balaban,
*J. Math. Chem.*, 1987,**1**, 61-83: A new approach for devising local graph invariants: derived topological indices with low degeneracy and good correlation ability. - A.T. Balaban and C. Artemi,
*Math. Chem. (MATCH),*1987,**22,**3-32: Mathematical modeling of polymers. I. Enumeration of non-redundant (irreducible) repeating sequences in stereoregular polymers, elastomers or in binary copolymers. - C. Artemi and A.T. Balaban,
*Math. Chem. (MATCH),*1987,**22,**33-66: Mathematical modeling of polymers. II. Irreducible sequences in n-ary copolymers. - A.T. Balaban, C. Artemi and I. Tomescu,
*Math. Chem. (MATCH),*1987,**22,**77-100: Algebraic expressions for Kekulé structure counts in non-branched regularly cata-condensed benzenoid hydrocarbons. - A.T. Balaban, J. Brunvoll, J. Cioslowski, B. N. Cyvin, S. J. Syvin, I. Gutman, He Wenchen, He Wenjie, J.V. Knop, M. Kovacevic, W.R. Müller, K. Szymanski, R. Tosic and N. Trinajstic,
*Z.**Naturforsch.*, 1987,**42c**, 863-870: Enumeration of benzenoid and coronoid hydrocarbons. - C. Uncuta, M.D. Gheorghiu and A.T. Balaban,
*Tetrahedron Letters*, 1987,**28**, 3143-3144: Formation of 6,6-dimethyl-2,6-cyclohexadienylidene-1-imines from primary amines and 2,6-diisopropylpyrylium salts. - A. Dinculescu, T.S. Balaban and A.T. Balaban,
*Tetrahedron Letters*, 1987,**28**, 3145-3146: Synthesis of indolizines starting from pyrylium salts. - A.T. Balaban, N. Negoita, S.M. Shein and A.D. Khmelinskaya,
*Rev. Roum. Chim.*, 1987,**32**, 501-508: Factors affecting stability and equilibria of free radicals. XVIII. Capto-dative (push-pull) diarylaminyls with 2,4,6-tri-(methanesulphonyl)-phenyl or 2,4,6-tri-(N,N-dimethyl-sulphonylamido)-phenyl groups. - A.T. Balaban, M.D. Gheorghiu, I.V. Shcherbakova, E.V. Kuznetsov and I.A. Yudilevich,
*Tetrahedron,*1987,**43**, 409-414: 2-Benzopyrylium salts. XXXI. Analogs of Reissert compounds from 2-benzopyrylium salts and sodium cyanide. - I.V. Shcherbakova, E.V. Kuznetsov, I.Yu. Ckhim, M. Gheorghiu, A. Meghea, J. Herdan and A.T. Balaban,
*Rev. Roum. Chim.*, 1987,**32**, 417-426: 2-Benzopyrylium salts. XXXII. Synthesis and some chemical and spectral properties of 1- and/or 3-(3,5-di-t-butyl-4-hydroxyphenyl)-substituted 2-benzopyrylium salts. - A.T. Balaban, T.S. Balaban and G.V. Boyd,
*Synthesis*,**1987**, 577-578: A novel aromatic electrophilic substitution: acylation of aromatics with cyclic isoimidium salts to yield N,N-disubstituted b-aroyl-carboxamides. - M.C. Balaban, I. Schiketanz, A.T. Balaban, A. Schiketanz, and M.D. Gheorghiu,
*Rev. Roum. Chim.*, 1987,**32**, 975-978: Aminoketone and oxazole synthesis. X. Acylation and alkylation of arenes with the azlactone of cinnamoylglycine. - I. Schiketanz, A. Stefanescu, M.C. Balaban, A. Schiketanz, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1987,**32**, 1175-1180: Aminoketone and oxazole synthesis. XI. Extension to the synthesis of thiazoles from 2-aza-1,4-diketones or*via*electrophilic substitution of arenes with 2-thiazolin-5-ones (thioazlactones). - U. Bologa, A.T. Balaban, N. Grecu, N. Negoita, M.T. Caproiu and R.I. Walter,
*J. Org. Chem.*, 1987,**52**, 4176-4179: Factors affecting stability and equilibria of free radicals. Part. XIV. Unexpected spin densities in 1-(trifluoroacetyl)-2,2-diarylhydrazyl revealed by 15N labelling. - K.M. Merz Jr., R. Hoffmann and A.T. Balaban,
*J. Amer. Chem.**Soc.,*1987,**109**, 6742-6751: 3,4-Connected carbon nets : through-space and through-bond interactions in the solid state. - M. Banciu, M. Stanescu, C. Florea, A.T. Balaban and E. Cioranescu,
*Rev. Roum. Chim.*, 1987,**32**, 1161-1170: Ring contraction and additional annelation in the dibenzobullvalone system. - A.T. Balaban and Choi Il,
*Rev. Roum. Chim.*, 1988,**33**, 377-383: Reaction of pyrylium salts with nucleophiles. XX. Synthesis of 3-(N-pyridinium)-4’-dialkylaminoazobenzene and of 4-(4-dialkylamino-phenylazo)-4’-(N-pyridinium)-biphenyl derivatives. - A.T. Balaban,
*Rev. Roum. Chim.*, 1988,**33**, 359-362: On a 3-connected carbon net (infinite tridimensional lattice of sp2-hybridized carbon atoms) and congeneric systems. - A.T. Balaban and C. Artemi,
*Macromol. Chem.*, 1988,**189**, 863-870: Mathematical modelling of polymers. 3. Enumeration and generation of repeating irreducible sequences in linear bi-, ter-, quater-and quinquenary copolymers and in stereoregular homopolymers. - A.T. Balaban, J. Brunvoll, B.N. Cyvin and S.J. Cyvin,
*Tetrahedron,*1988,**44**, 221-228: Enumeration of branched catacondensed benzenoid hydrocarbons and their numbers of Kekulé structures. - T.S. Balaban and A.T. Balaban,
*Org. Prep. Proc. Int.*, 1988,**20**, 231-236: 4-Phenyl-?3-dihydropyrans by reduction of pyrylium salts with sodium borohydride in acetic acid. - A. Dinculescu, T.S. Balaban and A.T. Balaban,
*Org. Prep. Proc. Internat.*, 1988,**20**, 237-243: Synthesis of alkyl-indolizines from pyrylium salts. - T.S. Balaban, A. Dinculescu and A.T. Balaban,
*Org. Prep. Proc. Internat.*, 1988,**20**, 289-292: Preparation of 2,6-dimethyl-4-phenylpyrylium sulfoacetate. - A.T. Balaban,
*J. Mol. Struct. (Theochem)*, 1988,**165**, 243-253: Topological indices and their uses: a new approach for coding of alkanes. - A.T. Balaban,
*Rev. Roum. Chim.*, 1988,**33**, 699-707 : Chemical graphs. Part. 49: Open problems in the area of condensed polycyclic benzenoids : topological stereoisomers of coronoids and congeners. - C. Uncuta, M.D. Gheorghiu, F. Chiraleu, M. Plaveti, M. Elian and A.T. Balaban,
*Rev. Roum. Chim.*, 1988,**33**, 719-727: Reaction of pyrylium salts with nucleophiles. XXI. Unexpected formation of 6,6-dimethyl-5-isopropyl-2,4-cyclohexadienylidene-1-imines from primary amines and 2,6-diisopropyl-pyrylium salts. - A.T. Balaban,
*Rev. Chimie (Bucharest)*, 1988,**39**, 1026-1031: Modeling the chemical structures through graphs and of these graphs through topological indices (in Roumanian). - A.T. Balaban and I. Tomescu,
*Discrete Appl. Math.*, 1988,**19**, 5-16: Alternating 6-cycles in perfect matchings of graphs representing condensed benzenoid hydrocarbons. Reprinted in “Application of Graphs in Chemistry and Physics” (J. W. Kennedy and L. W. Quintas, editors), North-Holland, Amsterdam, 1988, p. 5-16. - O. Mekenyan, D.Bonchev and A.T. Balaban,
*J. Math. Chem.,*1988,**2**, 347-375: Topological indices for molecular fragments and new graph invariants. - I.V. Shcherbakova, E.V. Kuznetsov, I.A. Yudilevich, O.E. Kopman, A.T. Balaban, A.H. Abolin, A.V. Polyakov and Yu.T. Struchkov,
*Tetrahedron,*1988,**44**, 6217-6224: 2-Benzopyrylium salts. XXXVII. Oxygen analogs of Reissert compounds: molecular structure and reactions with sodium hydroxide. - A.T. Balaban, J.W. Kennedy and L.V. Quintas,
*J. Chem. Educ.*, 1988,**65**, 304-313: The number of alkanes having*n*carbons and a longest chain of length*d*. An application of a theorem of Polya. - A.T. Balaban, U. Bologa, M.T. Caproiu, N. Grecu, N. Negoita and R.I. Walter,
*J. Chem. Res.*, (S)**1988**, 274-275;*J. Chem. Res.*, (M)**1988**, 2101-2126: Factors affecting stability and equlibria of free radicals. XV. Effects of the acceptor group on spin distribution and other properties. - I. Dragutan, H. Caldararu, A.T. Balaban and R.J. Mehlhorn,
*Bull. Soc. Chim. Belg.,*1988,**97**, 453-455: Stable nitroxides with delocalized positive charge. - A.T. Balaban and T.S. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 41-50: Pyrylium salts formed by diacylation of olefins. Part XXIV. Synthesis of*meta*-terphenyl derivatives and heterocyclic analogues*via*bis-pyrylium salts obtained by bis-diacetylation of*meta*-diisopropenylbenzene. - M. Stanescu, M. Banciu and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 617-622: 1-Oxonia and 1-aza analogues of triptycene. - M. Ciureanu, J. Herdan and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 739-748: Electrochemical oxidation of N-(nitro-substituted-phenyl)-4-amino-2,6-di-*t*-butylphenols studied by cyclic voltammetry. - M.D. Gheorghiu, A. Schiketanz, A. Necula and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 1005-1008 : Carbon-13 nuclear magnetic resonance assignments of the saturated segments from 1,2,3,4-tetrahydro-phenanthrene by means of 13C and 2H labelling. - U. Bologa, A. Schiketanz, C. Musat, D. Vilcica, C. Draghici, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 1131-1137: Synthesis and stereochemistry of 3,5-dialkyl-2-furyl*p*-substituted styryl ketones (furanic analogues of chalcone). - C. Uncuta, T.S. Balaban, A. Petride, F. Chiraleu and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 1425-1437: Reaction of pyrylium salts with nucleophiles. XXII. Regioselectivity (formation of aniline derivatives from primary amines and non-symmetrically substituted pyrylium salts) and chemoselectivity (pyridinium vs. aniline formation). - J. Herdan, N. Negoita, N. Grecu, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1989,**34**, 1515-1521 : Synthesis and ESR spectra of persistent aroxyls. III. Dialkyl 3,5-di-*t*-butyl-4-hydroxy-benzylphosphonates and their corresponding aroxyls. - A.T. Balaban, G.R. De Maré and R.A. Poirier,
*J. Mol. Struct.(Theochem)*, 1989,**183**, 103-119: Ab initio study of neutral O2, SO, S2,C2H2 and their mono- and dications. - A.T. Balaban, M.D. Gheorghiu, A. Schiketanz, and A. Necula,
*J. Am. Chem. Soc.*, 1989,**111**, 734-735: Catalytic automerization of phenanthrene. - A. Schiketanz, I. Pogany, M.D. Gheorghiu, A. Necula and A.T. Balaban,
*J. Labelled Comp. Radiopharm.*, 1989,**27**, 971-976: Use of solvent vapour pressure to evacuate the installation in carbonations of Grignard reagents. - G., M.T. Caproiu, H. Caldararu, A. Caragheorgheopol, T. Constantinescu and A.T. Balaban,
*Rev. Roum. Chim.,*1989,**34**, 1895-1905: Factors affecting stability and equlibria of free radicals. 16. Preparation and EPR spectra of capto-dative N-alkoxydinitrophenyl-aminyls. - G. Stanciuc, M.T. Caproiu, H. Caldararu, A. Caragheorgheopol, T. Constantinescu and A.T. Balaban,
*Z. Naturforsch.,*1989,**44b**, 1459-1463: Factors affecting stability and equlibria of free radicals. 17. EPR Evidence for formation of N-alkoxypicramides on oxidation of N-alkoxy-dinitroanilines. Electronic structure of aminyl radicals. - A.T. Balaban,
*Computers Math. Applic.,*1989,**17**, 397-416: Carbon and its nets. Reprinted in “*Symmetry II”*(ed. I. Hargittai, Pergamon Press, Oxford, 1989, 416). - I. Tomescu and A.T. Balaban,
*Math. Chem.**(MATCH),*1989,**24,**289-389: Decomposition theorems for calculating the number of Kekulé structures in coronoids fused via perinaphthyl units. - D. Bonchev, O. Mekenyan, and A.T. Balaban,
*J. Chem. Inf. Comput. Sci.*, 1989,**29**, 91-97: Iterative procedure for the generalized graph center in polycyclic graphs. - A.T. Balaban, and J. Brocas,
*(Theochem)*, 1989,**185**, 139-153: Modes of rearrangements and reaction graphs for XeF6. - A.T. Balaban,
*Math. Chem.**(MATCH),*1989,**24,**29-38: Chemical graphs. Part 50. Symmetry and enumeration of fibonacenes (unbranched catacondensed benzenoids isoarithmic with helicenes and zigzag catafusenes). - A.T. Balaban and C. Artemi,
*Polycyclic Aromatic Compounds,*1990,**1,**171-189: Chemical graphs. Part. 51. Enumeration of nonbranched catafusenes according to the numbers of benzenoid rings in the catafusene and in its longest linearly condensed portion. - A.T. Balaban,
*Rev. Roum. Chim.,*1989,**34,**1745-1752: Chemical graphs. Part. 52. Valence isomers of bis-homoannulenes. - I Alkorta, J. Elguero, I. Rozas and A.T. Balaban,
*J. Mol. Struct. (Theochem)*, 1990,**206**, 67-75: Theoretical studies of azaanalogues of platonic hydrocarbons. I. Cubane and its aza-derivatives. - L Brunvoll, R. Tosic, M. Kovacevic, A.T. Balaban, I. Gutman and S.J. Cyvin,
*Rev. Roum. Chim.,*1990,**35,**85-96: Enumeration of cata-condensed benzenoid hydrocarbons and their numbers of Kekulé structures. - C. Uncuta, F. Chiraleu, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 323-338: Reactions of pyrylium salts with nucleophiles. XV. Stereoisomers of polyarylpyridinium salts and their interconversion. - M.D. Gheorghiu, I. Schiketanz, A. Schiketanz, and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 339-343 : 13C-NMR Spectral assignments for 2,5-diarylthiazoles. - I. Schiketanz, A. Stefanescu, M.D. Gheorghiu, A. Schiketanz and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 345-348: Aminoketone, oxazole and thiazole synthesis. Part. XII. 2,5-Diarylthiazoles from thioazlactones and aromatic hydrocarbons ; Erratum,*ibid.*1994,**39**, No. 10. - C. Deleanu and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 349-391: Chemical graphs. Part. 53. Benzo- and polybenzo-derivatives of valence isomers of [12]annulene. - C. Supuran, A.T. Balaban, M.D. Gheorghiu, A. Schiketanz, A. Dinculescu and I. Puscas,
*Rev. Roum. Chim.*, 1990,**35**, 399-405: Carbonic anhydrase inhibitors. II. Membrane-impermeable derivatives of 1,3,4-thiadiazole-2-sulfonamide. - J. Herdan, V. Dinoiu, A. Meghea, M. D. Gheorghiu, A. Schiketanz, M. Giurginca and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 407-414: Synthesis and EPR spectra of persistent aroxyls. IV.*ortho, ortho’*-Disubstituted phenols possesing in the*para*-position a 2-bonded 1,3-dicarbonylic (or a functionally related) group. - A. Marton, U. Bologa, T.S. Balaban, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 415-419: 1H-NMR assignments for 2,4-diaryl-pyrylium salts and pyridines having fused 5- or 6-membered saturated rings bridging 5,6-positions. - D.C. Oniciu, N. Negoita, M. Morojan, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 421-426: Synthesis of substituted benzoins and the corresponding bis-1,2-enedithiol complexes of nickel, platinum and palladium. - D.C. Oniciu, A. Marton, T.S. Balaban, S. Vlad and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 561-565: Synthesis of 2,6-dimethyl-4-styrylpyrylium salts (from 2,4,6-trimethylpyrylium and donor-substituted benzaldehydes) and their conversion into pyridines. - A.T. Balaban, D. Ciubotariu and O. Ivanciuc,
*Math. Chem.**(MATCH),*1990,**25,**41-70: Design of topological indices. Part 2. Distance measure connectivity indices. - I. Alkorta, J. Elguero, I. Rozas and A.T. Balaban,
*J. Mol. Struct. (Theochem)*, 1990,**208**, 63-78: Theoretical studies on aza-analogs of platonic hydrocarbons. Part II. Tetrahedrane and its azaderivatives. - C. Uncuta, I. Paun, A. Ghitescu, C. Deleanu, T.S. Balaban, F. Chiraleu, M.D. Gheorghiu and A.T.Balaban,
*Tetrahedron Lett.*1990,**31**, 5645-5648: Stereoisomers due to restricted rotation in N-substituted 2,6-di-*ortho*-tolylpyridinium cations. A molecular design enabling unambiguous identification of isomers. - A.T. Balaban, C. Catana, M. Dawson and I. Niculescu-Duvaz,
*Rev. Roum. Chim.*, 1990,**35**, 997-1003: Applications of weighted topological index*J*for QSAR carcinogenesis inhibitors (retinoic acid derivatives). - M.C. Balaban, T.S. Balaban, U. Bologa and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 1005-1008: Synthesis of novel furyl-substituted 3-cyano-2-pyridones. - J.M. Herdan, V. Dinoiu, A. Meghea, A. Schiketanz, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*, 1990,**35**, 1017-1024: Synthesis and EPR spectra of persistent aroxyls. V. Aroxyls derived from chalcone and derivatives. - A.T. Balaban and V. Feroiu,
*Reports Molec. Theory*, 1990,**1**, 133-139: Correlation between structure and critical data or vapor pressures of alkanes by means of topological indices. - A.T. Balaban and T.S. Balaban,
*J. Math. Chem.*1991,**8**, 383-397: New vertex invariants and topological indices of chemical graphs based on information on distances. - M.V. Diudea, O. Minailiuc and A.T. Balaban,
*J. Comput. Chem.*1991,**12**, 527-535: Molecular topology. IV. Regressive vertex degrees (new graph invariants) and derived topological indices. - I. Alkorta, J. Elguero, I. Rozas and A.T. Balaban,
*J. Mol. Struct.(Theochem),*1991,**228**, 47-60: Theoretical studies on aza analogs of platonic hydrocarbons. Part III. Dodecahedrane and its aza derivatives. - A.T. Balaban, J. Brunvoll and S.J. Cyvin,
*Rev. Roum. Chim.*, 1991,**36**, 145-155: Chemical graphs. Part. 54. Enumeration of unbranched cata-condensed polyhexes with equidistant linearly condensed segments. - F. Badea, A.T. Balaban, I. Costea, F. Iordache, A. Meghea and D.C. Oniciu,
*Rev. Roum. Chim.*, 1991,**36**, 157-169: Reaction of 3,5-di-*t*-butyl-nitroso-benzene with alkoxides and carbanions. - A.T. Balaban, D. Ciubotariu and M. Medeleanu,
*J. Chem. Inf. Comput. Sci.*, 1991,**31**, 517-523: Topological indices and real vertex invariants based on eigenvalues or eigenvectors. - A. Dinculescu, T.S. Balaban, C. Popescu, D. Toader and A.T. Balaban,
*Bull. Soc Chim. Belg., Eur. Sect.*1991,**100**, 665-672: Synthesis of pyrylium salts with various anions. - S.J. Cyvin and A.T. Balaban,
*Struct. Chem.*1991,**2**, 485-488: A note on concealed non-Kekulean polyhex systems. - N.G. Furmanova, N.I. Sorokina, V.I. Andrianov, U. Bologa and A.T. Balaban,
*Struct.**Chem.*1991,**2**, 651-654: Crystal and molecular structure of 1-(3,5-dimethyl-2-furyl)-3-(p-tolyl)-prop-2-en-1-one. - J. Herdan, A.T. Balaban, G. Stoica. Z. Simon, M. Mracec and I. Niculescu-Duvaz,
*Rev. Roum. Chim.*1991,**36**, 1147-1160: Compounds with potential cancer preventing activity. I. Synthesis, physico-chemical properties and quantum chemical indices of some phenolic and aminophenolic antioxidants. - C.T. Supuran, A. Dinculescu, G. Manole, F. Savan, I. Puscas and A.T. Balaban,
*Rev. Roum. Chim*. 1991,**36**, 937-946: Carbonic anhydrase activators. Part 2. Amino acids and some of their derivatives may act as potent anzyme activators. - T.S. Balaban, A.T. Balaban, N.G. Furmanova and N.I. Sorokina,
*Kristallografiya,*1992,**37**, 95-99 : Crystal and molecular structure of*syn-*periplanar N-(9-fluorenyl)-2-isopropyl-4,6-dimethyl-pyridinium perchlorate (in Russian). - A.T. Balaban and T.S. Balaban,
*J. chim. phys.*1992,**89**, 1735-1745: Correlations using topological indices based on real graph invariants. - F. Hampel, D. Willem, P. von R. Schleyer and A.T. Balaban,
*Tetrahedron,*1992,**48**, 6799-6806: Relative stabilities of pyrylium anhydrobases (alpha/gamma-methylenepyrans) and their N-methyl-pyrydinium congeners. - A.T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1992,**32**, 23-28: Using real numbers as vertex invariants for third-generation topological indexes. - A.T. Balaban, N. Joshi, L.B. Kier and L. H.Hall,
*J. Chem. Inf. Comput. Sci.*1992,**32**, 233-237: Correlations between chemical structure and normal boiling points of halogenated alkanes C1-C4. - A.T. Balaban, L.B. Kier and N. Joshi,
*J. Chem. Inf. Comput. Sci.*, 1992,**32**, 237-244: Correlation between chemical structure and normal boiling points of acyclic ethers, peroxides, acetals,and their sulfur analogues. - C.T. Supuran, M.D. Banciu, G. Botez and A.T. Balaban,
*Rev. Roum. Chim.*, 1992,**37**, 1375-1383: 1,3,4-Thiadiazole derivatives. Part 3. Synthesis and characterization of biolgicallly active 1-(5-mercapto-1,3,4-thidiazol-2-yl)-2,4,6-tri- and 2,3,5,6-tetrasubstituted pyridinium salts. - M.T. Caproiu, N. Negoita, N. Grecu, A. Crasovschi, U. Bologa and A.T.Balaban,
*Bull. Soc. Chim. Fr.*1992,**129**270-272: Factors affecting stability and equilibrium of free radicals. XIX. Spin distribution in 1-cyano-2,2-bis(3,5-di-t-butylphenyl)hydrazyl and its 1-15N-congener.*,* - D.C. Oniciu, T.S. Balaban and A.T. Balaban,
*Rev. Roum. Chim.,*1992,**37**, 407-409: Synthesis of substituted 2-oxazolin-4-ones and 1-imidazolin-5-ones. - D.J. Klein and A.T. Balaban,
*J. Mol. Struct. (Theochem),*1992,**259**, 307-315: Generalized Hückel-Möbius rule. - O. Ivanciuc and A.T. Balaban,
*J. Math. Chem.,*1992,**11**, 169-177: Recurrence relationships for the computation of Kekule structures. - O. Ivanciuc and A.T. Balaban,
*J. Math. Chem.*, 1992,**11**, 155-167: Non-isomorphic graphs with identical atomic counts of self-returning walks : isocodal graphs. - C. Supuran, G. Botez, M. Barboiu, O. Maior and A.T. Balaban,
*Rev. Roum. Chim.*, 1992,**37**, 141-148: Novel pyrylium salts via reaction of alkyl-substituents with aldehydes. - I. Schiketanz, A. Racoveanu-Schiketanz, M.D. Gheorghiu and A.T. Balaban,
*Rev. Roum. Chim.*1992,**37**, 1315-1323 : 13C-NMR and 1H-NMR spectra of 2,5-diaryloxazoles and their vinylogues.

447 A. Crasovschi, N. Grecu, N. Negoita, M.T. Caproiu and A.T. Balaban,* Rev. Roum. Chim.*, 1992, **37, **1335-1340: Variable temperature ESR spectra of 1-(3,4,5-trimethoxy-benzoyl)-2,2-bis(3,5-di-tert-butylphenyl)-hydrazyl and its 1-15N-congener.

- T.S. Balaban, A.T. Balaban, D.E. Daia, K.M. Turdybekov, S.V. Lindeman and Yu.T. Struchkov,
*Structural Chemistry,*1992,**3**, 191-194: Crystal and molecular structure of 2-acetyl-5-methyl-3-phenyl-furan. - A.T. Balaban, L.B. Kier and N. Joshi,
*Math. Chem. (MATCH)*, 1992,**28**,13-27: Structure-property analysis of octane numbers for hydrocarbons (alkanes, cycloalkanes, alkenes). - O. Ivanciuc, T.S. Balaban, P. Filip and A.T. Balaban,
*Math. Chem.**(MATCH),*1992,**28**, 151-164: Design of topological indices. Part 7. Analytical formulae for local vertex invariants of linear and monocyclic molecular graphs. - C.T. Supuran, G. Manole, A. Dinculescu, A. Schiketanz, M.D. Gheorghiu, I. Puscas and A.T. Balaban,
*J. Pharm. Sci.,*1992*,***81***,*716-719: Carbonic anhydrase inhibitors. Part 5. Pyrylium salts in the synthesis of isozyme-specific inhibitors. - A.T. Balaban, T.S. Balaban, M. Nitta and N. Kanomata,
*Bull. Soc*.*Chim. Belges,*1992,**101**, 1047-1051: Bridge flipping data from dynamic 1H-NMR spectra of 2,6-dimethyl-[9](3,5)-pyridophane and its pyrylium and N-methylpyridinium analogs. - T. Morikawa and A.T. Balaban,
*Math. Chem. (MATCH)*, 1992,**28**, 235-247: Topological formulas and upper/lower bounds in chemical polygonal graphs, particularly in benzenoid polyhexes. - A.T. Balaban,
*Chem. Brit.,*Letters to editor, 1992,**28**, 1090: Borazaro-fullerenes. - A.T. Balaban,
*Pure Appl. Chem.*1993,**65**, 1-9: Benzenoid catafusenes: perfect matchings, isomerization, automerization. - A.T. Balaban, X. Liu, S.J. Cyvin and D.J. Klein,
*J. Chem.**Inf. Comput. Sci.,*1993,**33**, 429-436: Benzenoids with maximum Kekulé structure counts for given numbers of hexagons. - A.T. Balaban,
*Annals Discrete Math.*, 1993,**55**, 109-126: Solved and unsolved problems in chemical graph theory; reprinted in “Quo Vadis, Graph Theory ?” (eds. J. Gimbel, J. W. Kennedy and L. V. Quintas), North Holland, Amsterdam, 1993. - A.T. Balaban and M. V. Diudea,
*J. Chem. Inf. Comput. Sci.*, 1993,**33**, 421-428: Real number vertex invariants: regressive distance sums and related topological indices. - D. Bonchev, C.F. Mountain, W.A. Seitz and A.T Balaban,
*J. Med. Chem.*1993,**36**, 1562-1569: Modeling the anticancer action of some retinoid compounds by making use of the OASIS method. - A.T. Balaban, D. Bonchev and W.A. Seitz,
*J. Molec. Struct. (Theochem),*1993,**280**, 253-260: Topological chemical distances and graph centers in molecular graphs with multiple bonds. - O. Ivanciuc, T.S. Balaban and A.T. Balaban,
*J. Math. Chem.*1993,**12**, 309-318: Design of topological indices. Part 4. Reciprocal distance matrix, related local vertex invariants and topological indices. - C.T. Supuran, M.D. Banciu and A.T. Balaban,
*Rev. Roum. Chim.,*1993,**38**, 199-205: Reaction of pyrylium salts with amino acid derivatives. Part. 1. 1(5-Carboxy-5-acetylaminopentyl)-tri- and tetra-substituted pyridinium salts as models for lysine reactivity in proteins. - C.T. Supuran, D. Stoicescu, O. Maior and A.T. Balaban,
*Rev. Roum.Chim.,*1993,**38**, 605-612: Reaction of pyrylium salts with amino acid derivatives. Part. 2. Preparation of aminoglutethimide derivatives. - A.T. Balaban,
*Math. Chem.**(MATCH),*1993,**29,**3-17 : Confessions and reflections of a graph-theoretical chemist. - O. Ivanciuc, T.S. Balaban and A.T. Balaban,
*J. Math. Chem.,*1993,**14**, 21-33: Chemical graphs with degenerate topological indices based on information on distances. - D.J. Klein, T.P. Zivkovic and A.T. Balaban,
*Math. Chem. (MATCH),*1993,**29**, 107-130: The fractal family of coro(n)enes. - O. Stanciuc and A.T. Balaban,
*Rev. Roum. Chim.*, 1993,**38**, 191-198: 1H-NMR and electronic spectral properties of anti-cancer triarylethene derivatives. - C.T. Supuran, A. Dinculescu and A.T. Balaban,
*Rev. Roum. Chim.,*1993,**38**, 343-349: Carbonic anhydrase activators. Part 5. CA II activation by 2,4,6-trisubstituted pyridinium cations with 1-(omega-aminoalkyl) side-chains. - C.T. Supuran, I. Baciu and A.T. Balaban,
*Rev. Roum. Chim.,*1993,**38**, 725-732: Carbonic anhydrase activators. Part 6. Pyridinium salts derived from dopamine are inhibitors. - A.T. Balaban and C. Catana,
*J. Comput. Chem.*, 1993,**14**, 155-160: Search for nondegenerate real vertex invariants and derived topological indexes. - O. Stanciuc and A.T. Balaban,
*J. Pharm. Sci.*1993,**82**927-933: Reactions of pyrylium salts with nucleophiles. Part 23. Triarylethene derivatives containing an oxyalkyleneamino or oxyalkylene-N-pyridinium side-chain. - U.L. Bologa, D.C. Oniciu, M. Ciureanu, F. Barsan, I. Ghiviriga and A.T. Balaban,
*Bull. Soc. Chim. Fr.,*1993,**130**, 71-76: 3,5-Di-t-butyl-nitrosobenzene as a spin trap for N-arylamidyl free radicals. - D. Bonchev and A.T. Balaban,
*J. Math. Chem.,*1993,**14**, 287-304: Central vertices versus central rings in polycyclic systems. - A.T. Balaban,
*Roum. Chem. Quart. Rev.*1993,**1**, 257-277: Aromatic six- and five-membered heterocycles : pyrylium and pyridinium cations, oxazoles and thiazoles. - A.T. Balaban,
*Croat. Chim. Acta,*1993,**66**, 447-458: Lowering the intra- and intermolecular degeneracy of topological invariants. - D. Popovici, O. Maior and A.T. Balaban,
*Analele**Univ.**Bucuresti, Chimie, New Series,*1993,**2**, 85-90: Synthesis of new aroylated aminoacids, main intermediates for 2,5-diaryloxazoles. - D. Popovici, O. Maior A. Schiketanz, M. Andrei and A.T. Balaban,
*Analele Univ. Bucuresti, Chimie, New Series,*1993,**2**, 91-95: Aminoketone, oxazole and thiazole synthesis. Part 15. Acylamino-acylations with the azlactone of hippuric acid and derived 2,5-diaryloxazoles. - A.T. Balaban and C. Catana,
*SAR and QSAR in Environm. Research*, 1994,**2**, 1-16: New topological indices for substituents (molecular fragments). - D. Farcasiu, A.T. Balaban and U.L. Bologa,
*Heterocycles,*1944,**37**, 1165-1192: One-electron transfer reactions of pyrylium cations. - C.T. Supuran, A.T. Balaban, P. Cabildo, R.M. Claramunt, J.L. Lavandera and J. Elguero,
*Biol. Pharm. Bull.,*1994,**16**, 1236-1239: Carbonic anhydrase activators. Part 7. Isozyme II activation by bisazolyl-methanes, -ethanes, and related azoles. - A.T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1994,**34**, 398-402: Local vs. global (i.e. atomic vs. molecular) numerical modeling of molecular graphs. - U.L. Bologa, C. Musat, M.D. Gheorghiu, A. Racoveanu-Schiketanz, I. Ghiviriga and A.T. Balaban,
*Acta Chem. Hung.- Models in Chemistry,*1994,**131**, 61-66: Synthesis and NMR spectra of 3-(3,5-dimethylfuryl-2)-1,5-diaryl -?2-pyrazolines. - A.T. Balaban, S. Bertelsen and S.C. Basak,
*Math. Chem. (MATCH),*1994,**30,**55-72: New centric topological indexes for acyclic molecules (trees) and substituents (rooted trees), and coding of rooted trees. - D. Bonchev, A.T. Balaban, X. Liu and D.J. Klein,
*Int. J. Quantum Chem*., 1994,**50**, 1-20: Molecular cyclicity and centricity of polycyclic graphs. Part 1. Cyclicity based on resistance distances and reciprocal distances. - A.T. Balaban, S.C. Basak, T. Colburn and G.D. Grunwald,
*J. Chem. Inf. Comput. Sci.,*1994,**34**, 1118-1121: Correlation between structure and normal boiling points of haloalkanes C_{1}-C_{4}using neural networks. - A.T. Balaban, D.J. Klein and C.A. Folden,
*Chem. Phys. Lett.*1994,**217**, 266-270: Diamond-graphite hybrids. - C.T. Supuran and A.T. Balaban,
*Rev. Roum. Chim*., 1994,**39**, 107-113: Carbonic anhydrase activators. Part 8. pKa-Activation relationship in a series of amino acid derivatives, activators of isozyme II. - D. Bonchev, W.A. Seitz, C.F. Mountain and A.T. Balaban,
*J. Med. Chem.*, 1994,**37**, 2300-2307: Modeling the anticarcinogenic action of retinoids by making use of the OASIS method. 3. Inhibition of the induction of ornithine decarboxylase by arotinoids. - N. Zarna, G. Stanciuc, T. Constantinescu, F. Chiraleu, H. Caldararu, A. Caragheorgheopol, M.T. Caproiu, M. Ionescu and A.T. Balaban,
*Roum. Chem. Quart. Rev.*1994,**2**, 76-81: Electronic structure and acido-basic properties of some N-alkoxy-polynitroanilines. - A.T. Balaban,
*Rev. Roum. Chim*., 1994,**39**, 245-257: Real-number local (atomic) invariants and global (molecular) topological indices. - O. Ivanciuc and A.T. Balaban,
*J. Math. Chem. (MATCH),*1994,**30**, 117-139: Design of topological indices. Part 5. Precision and error in computing graph theoretic invariants for molecules containing heteroatoms and multiple bonds. - H. Zhu, A.T. Balaban, D.J. Klein and T.P. Zivkovic,
*J. Chem. Phys.,*1994,**101**, 5281-5292: Conjugated-circuit computation on two-dimensional carbon networks. - D.C. Oniciu, I. Ghiviriga, U.L. Bologa, N. Negoita, M. Ciureanu, and A.T. Balaban,
*Rev. Roum. Chim*., 1994,**39**, 413-421: Factors affecting stability and equilibria of free radicals. Part XX. Capto-dative diarylaminyls with 3-5-di-*t*-butylphenyl donor group: oxidation of N-aryl-2,4,6-tri-carbomethoxyanilines. - O. Ivanciuc and A.T. Balaban,
*Math. Chem.*, 1994,**30**, 141-152: Design of topological indices. Part 8. Path matrices and derived molecular graph invariants. - A.T. Balaban, D.J. Klein and X. Liu,
*Carbon,*1994,**32**, 357-359: Graphitic cones. - K. Gunaydin, O. Anaç, U.L. Bologa and A.T. Balaban,
*Heterocyclic Commun.,*1994,**1**, 69-75: Synthesis and spectra of 3-(3,5-dimethyl-2-furoyl)-4-aryl-5-carbethoxy-?2-pyrazolines. - A.T. Balaban, M. Cravey and I. Ghiviriga,
*Heterocyclic Commun.,*1994,**1**, 17-22: Reaction of pyrylium salts with nucleophiles. Part 24. Spectral study of pyridnium salts with a long linear (*para-*n-alkyl)-phenyl group. - D.C. Oniciu, I. Ghiviriga, N. Negoita, U.L. Bologa, M.N. Grecu and A.T. Balaban,
*Rev. Roum. Chim*., 1994,**39**, 527-534: Factors affecting stability and equilibria of free radicals. Part XXI. Capto-dative diarylaminyl radicals with a 2,4,6-trimethylphenyl group. - R.J. Konior, R.I. Walter, U.L. Bologa, M.T. Caproiu, N. Negoita and A.T. Balaban,
*Polish J. Chem.,*1994,**68**, 2451-2454: 14N - 15N Exchange at an aromatic nitro group during nitration with acetyl nitrate. - A. V. Dinoiu, J. M. Herdan, A. Meghea, M. D. Gheorghiu, and A. T. Balaban, Synthesis and ESR spectra of persistent aroxyls. Part 6. 1-(3,5-dialkyl-4-hydroxybenzyl)-pyrazole and –pyrazol-5-one derivatives, and their corresponding aroxyls.
*Rev. Roum. Chim*., 1994,**39**, 949-954. - A.T. Balaban,
*Scientometrics,*1995,**32**, 121-122: Comments on the paper of Nicolini et al.: “Can the assignment of university chairs be automated ?” - A.T. Balaban, D. Babic and D.J. Klein,
*J.**Chem. Educ.,*1995,**72**, 693-698: W.R. Hamilton, his genius, his circuits, and IUPAC nomenclature for fulleranes. - A.T. Balaban, H. Zhu and D.J. Klein,
*Fullerene Sci. Technol.*1995,**3**, 133-150: Fullero-polycoronands. - A.T. Balaban,
*SAR & QSAR in Environ. Res.*1995,**3**, 81-95: Local (atomic) and global (molecular) graph-theoretical descriptors. - D. Babic, A.T. Balaban and D.J. Klein,
*J. Chem. Inf. Comput. Sci.*1995,**35**, 515-526: Nomenclature and coding of fullerenes. - A.T. Balaban,
*J. Chem. Inf. Comput. Sci.*1995,**35**, 339-350: Chemical graphs: looking back and a glimpse ahead. - M.E. Brewster, M.-J. Huang, C. Browne, N. Bodor, E. Pop and A.T. Balaban,
*Internat. J. Quantum Chem., Quantum Biol. Symp.,*1995,**22**, 161-170: Relative reactivity of 1,4- and 1,6-dihydronicotinic acid derivatives to radically-mediated oxidation - A theoretical and experimental evaluation. - A.T. Balaban, X. Liu, D. J. Klein, D. Babic, T.G. Schmalz, W.A. Seitz and M. Randic,
*J. Chem. Inf. Comput. Sci.*1995,**35**, 396-404 : Graph invariants for fullerenes. Erratum,*ibid.*1997,**37**, 630. - N. Zarna, T. Constantinescu, H. Caldararu, A. Caraghorgheopol, G. Stanciuc, A. T. Balaban, K. Laihia and E. Kolehmainen,
*Supramolecular Sci.*1995,**2**, 37-40: Hydrophobic supramolecular complexes of various cations with 18-crown-6 as the ligand and N-methoxy-2,4,6-picramide as the anion pair in a water-methylene chloride two-phase system : Complexes with alpha-amino acids, their characteristics and conditions for formation. - A.T. Balaban, W.A. Seitz, and D.J. Klein :
*Bull. Soc. Chim. Belges,*1995,**104**, 525-530: Reversed “inverse superatoms” (double fullerene-type systems). - A.T. Balaban, I. Haiduc, H. Höpfl, N. Farfán and R. Santillan,
*Main Group Metal Chem.,*1996,**19**, 385-395: Spiroborates revisited. X-Ray crystal and molecular structures of boron chelate compounds with tropolone and 1,3-diketones. - O. Ivanciuc and A.T. Balaban,
*Croat. Chim. Acta,*1996,**69**, 9-16: Design of topological indices. Part 3. New identification numbers for chemical structures: MINID and MINSID. - T.J. Sumi, G. Stanciuc, A.T. Balaban and H. Joela,
*Magn. Resonance in Chem*., 1996,**34**, 197-206: EPR and multiple electron spin resonance spectroscopic indication of*para-*nitration of aminyl radicals. - O. Ivanciuc and A.T. Balaban,
*Croat. Chim. Acta,*1996,**69**, 75-83: Design of topological indices. Part 6. A new topological parameter for the steric effect of alkyl substituents. - O. Ivanciuc and A.T. Balaban,
*Croat. Chim. Acta,*1996,**69**, 63-74: The characterization of chemical structures by the atomic counts of self-returning walks: on the construction of isocodal graphs. - A.T. Balaban,
*Math. Chem. (MATCH)*1996,**33**, 25-33: Substitution by heteroatoms versus fullerenic capping as remedies for dangling bonds in graphitic tubules. - A.T. Balaban, W.A. Seitz, and D.J. Klein,
*Fullerene Sci. & Technol.*1996,**4**, 467-476: Covalently-bonded “onion-type” double fullerenic carbon cages. - A.T. Balaban, T.G. Schmalz, H. Zhu and D.J. Klein,
*Theochem,*1996,**363**, 291-301: Generalizations of the Stone-Wales rearrangement for cage compounds, including fullerenes. - A.T. Balaban,
*Scientometrics,*1996,**37**, 495-498: How should citations to articles in high- and low-impact journals be evaluated, or what is a citation worth ? - A.T. Balaban,
*Bull. Soc. Chim. Belges,*1996,**105**, 383-389 : Theoretical examination of electrically-charged buckytubes. - A.T. Balaban, D.J. Klein and W.A. Seitz,
*Internat. J. Quantum Chem.,*1996,**60**, 1065-1068: Holes in diamond or carbon nitride lattices. - G. Stanciuc, N. Zarna, N. Spataru, T. Constantinescu, A. Caragheorgheopol, H. Caldararu, and A.T. Balaban,
*Rev. Roum. Chim*., 1996,**41**, 755-761: Factors affecting stability and equilibria of free radicals. Part XXII. Bond dissociation energy of N-alkoxypolynitroanilines. - N. Zarna, G. Stanciuc, T. Constantinescu, A.T. Balaban, K. Laihia and E. Kolehmainen,
*Rev. Roum. Chim*., 1996,**41**, 875-881: Hydrophobic supramolecular complexes of alkali cations with 18-crown-6 as ligand and N-methoxy-2,4,6-trinitroaniline as pair anion in a two-phase system. - A.T. Balaban,
*Amer. Scientist*1997,**85**, 207-209: Mozart, Ford, and the information superhighway paradox. - A.T. Balaban, T. Zivkovic, D.J. Klein and T.G. Schmalz,
*Theochem,*1997,**389**, 265-277: Reaction graphs for rearrangements of pentagonal-bipyramidal complexes. - A.T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1997,**37**, 645-650: From chemical topology to 3D geometry**.** - A.T. Balaban and D.J. Klein,
*Carbon,*1997,**35**, 247-251: Local interconversions between graphite and diamond structures. - P. Ionita, T. Constantinescu, H. Caldararu, C. Luca, M.T. Caproiu and A.T. Balaban,
*New J. Chem.,*1997,**21**, 511-515 : Reaction between the DPPH free radical and potassium cyanide in the presence of crown ether 18C6. Erratum,*ibid.*1998,**22**, 649. - T. Constantinescu, M.T. Caproiu, N. Zarna, A. Caragheorgheopol, H. Caldararu, G. Stanciuc, M. Radu, V. Badescu and A.T. Balaban,
*New J. Chem.,*1997,**21**, 575-579: Reaction of 2,2-diphenyl-1-picrylhydrazyl (DPPH) with N-alkoxy-di- and tri-nitroanilines. - I. Schiketanz, D. Istrati, C. Deleanu, C. Draghici and A.T. Balaban,
*Coll. Czech. Chem. Commun.,*1997,**62**, 769-780: Reaction of pyrylium salts with nucleophiles. Part 24. New mono- and bispyridinium salts with a central 2,5-diaryloxazole group. - A.T. Balaban, U. Bologa, C. Simion, and J. Sieler,
*Rev. Roum. Chim.,*1997,**42**, 517-524: Crystal and molecular structure of 3-(3,5-dimethylfuryl-2)-1-phenyl-5-*para-*tolyl-?2-pyrazoline. - C. Uncuta, I. Paun, C. Deleanu, M. Plaveti, A.T. Balaban and C. Roussel,
*New J. Chem.,*1997,**21**, 1055-1065: Gear effect in pyridinium salts. - G. Stanciuc, T. Constantinescu, M.T. Caproiu, N. Zarna, A. Caragheogheopol, H. Caldararu and A. T. Balaban,
*Rev. Roum. Chim.,*1997,**42**, 395-400: Self-nitration of N-alkoxy-dinitroanilines as result of oxidation processes. - O. Stanciuc, I. Niculescu-Duvaz, G. Stanciuc and A.T. Balaban,
*Rev. Roum. Chim.,*1997,**42**, 733-741: Clomiphene and tamoxifen analogues as potential non-steroidal antiestrogens. - A.T. Balaban, O. Ivanciuc and D. Babic,
*Fuller. Sci. Technol.*1997,**5**, 1479-1506: Correlation between energies of proper fullerenes and their topological invariants. Part 1. Fullerenes with abutting pentagons. - A.T. Balaban,
*SAR QSAR Environ. Res.*1998,**8**, 1-21: Topological and stereochemical molecular descriptors for databases useful in QSAR, similarity/dissimilarity and drug design. - A.T. Balaban, R.E. Garfield, M.J. Lesko and W.A. Seitz,
*Org. Prep. Proc. Internat.*1998,**30**, 439-446: Synthesis and spectral data of some new N-nitroso-N-phenylhydroxylamine (cupferron) derivatives. - P. Ionita, M.T. Caproiu, C. Luca, T. Constantinescu, H. Caldararu and A.T. Balaban,
*J. Labelled Comp. Radiopharm.*1998,**41**, 791-799: Selective [^{15}N]nitration of 2,2-diphenyl-1-(2,4- or 2,6-dinitrophenyl)-hydrazines or -hydrazyls. - A.T. Balaban,
*Chem. Intelligencer,***1998**, 55-56: Beautiful molecules. 2,6-Di-t-butyl-4-methyl-pyrylium: one-pot stitching together of five synthons. - M. Ganciu, S. Udrea, M. C. Penache, I. Vata, I. Iovitz-Popescu, M.A. Ilies, M. Corciumaru, A. Papoiu, B. Serban and A.T. Balaban,
*Romanian J. Phys.*1998,**43**, Suppl., 67-77: Corona discharge controlled aggregation and segregation of solid materials in liquids and associated phenomena. - O. Ivanciuc, T. Ivanciuc and A.T. Balaban,
*Tetrahedron,*1998,**54**, 9129-9142: Quantitative structure-property relationship study of normal boiling points for halogen-/oxygen-/sulfur-containing organic compounds using the CODESSA program. - C. Uncuta, M.T. Caproiu, V. Campeanu, A. Petride, M.G. Danila, M. Plaveti and A.T. Balaban,
*Tetrahedron,*1998,**54**, 9747-9764: Reaction of pyrylium salts with nucleophiles. Part 25. Formation of pyridine-1-oxides, 2-isoxazolines and 1-pyrazoline-1-oxides. - M. Medeleanu and A. T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1998,**38**, 1038-1047: Real-number vertex invariants and Schultz-type indices based on eigenvectors of adjacency and distance matrices. - R. M. Nemba and A. T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1998,**38**, 1145-1150: Algorithm for the direct enumeration of chiral and achiral skeletons of a homosubstituted derivative of a monocyclic cycloalkane with a large and factorizable ring size*n.* - A.T. Balaban,
*Noesis,*1998,**23**, 13-15: Introduction à l’anniversaire du centenaire de l’expédition*Belgica*. - O. Ivanciuc, T. Ivanciuc and A.T. Balaban,
*J. Chem. Inf. Comput. Sci.,*1998,**38**, 395-401: Design of topological indices. Part 10. Parameters based on electronegativity and covalent radius for the computation of molecular graph descriptors for heteroatom-containing molecules. - D.O. Popescu, P. Ionita, N. Zarna, I. Covaci, A. Stoica, A. Zarna, D. Nourescu, F. Spafiu, M.T. Caproiu, C. Luca, F. Badea, T. Constantinescu and A.T. Balaban,
*Roum. Chem. Quart. Rev.*1998,**6**, 271-282: Hydrazyl and aminyl analogs, liquid membranes and stationary phases for gas-chromatography. - A.T. Balaban and M. Banciu,
*Chem. Intelligencer,***1999**, 36-40: Costin D. Nenitzescu, Roumania’s greatest chemist. - I Schiketanz, D. Istrati, C. Draghici and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 137-142: Aminoketone, oxazole and thiazole synthesis. Part 13. New 5-aryl-2-phenyloxazoles with 4-methyl or 4-isopropyl groups. - I.C. Covaci, T. Constantinescu, M.T. Caproiu, C. Draghici, P. Ionita, C. Luca, G. Stanciuc, M. Maganu and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 333-340: 3,5-Dinitro-4-methoxyamino-benzoic acid and its derivatives. - E. Kolehmainen, K. Laihia, G. Stanciuc and A.T. Balaban,
*Rev. Roum.Chim.*1999,**44**, 475-478: Strong*para*-substituent effects on rotational barriers in N-alkoxy-4-R-2,6-dinitrobenzenamines. Dynamic 1H-NMR study. - A.T. Balaban,
*J. Chem. Educ.*1999,**76**, 359: A different approach to a three-dimensional periodic system including stable isotopes. - P. Ionita, T. Constantinescu, H. Caldararu, C. Luca, M.T. Caproiu, F. Dumitrascu, I. Silberg and A. T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 393-396: Reaction between the DPPH free radical and potassium cyanide in the presence of crown ether 18-C-6: a correction. - A.T. Balaban, S.C. Basak and D. Mills,
*J. Chem. Inf. Comput. Sci.,*1999,**39**, 769-774: Normal boiling points of 1, w-alkanedinitriles: the highest increment in a homologous series. - O. Ivanciuc, D. Babic and A.T. Balaban,
*Fuller. Sci. Technol.*1999,**7**, 1-15: Correlation between strain energies of proper fullerenes and their topological invariants. Part II. Fullerenes with isolated pentagons. - I. Covaci, T. Constantinescu, M.T. Caproiu, F. Dumitrascu, C. Luca, and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 531-537: New N-methoxy-dinitroaniline derivatives: synthesis, structure and pK_{a}values. - I. Covaci, T. Constantinescu, P. Ionita, M.T. Caproiu, N. Zarna, C. Luca, and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 823-829: A new nitration process of N-methoxydinitroaniline and triarylhydrazine derivatives with sodium nitrite in the presence of some crown ethers. - O. Ivanciuc and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 479-489: Design of topological indices. Part 20. Molecular structure descriptors computed with information on distance operators. - A.L. Marton, G.I. Marton, C. Draghici, T.M. Caproiu, and A.T. Balaban,
*Rev. Roum. Chim.*1999, 44, 683-691: Assignments in the^{1}H- and^{13}C-NMR spectra of phenyl-substitted pyrylium and pyridinium salts. - A.L. Marton, G.I. Marton, C. Draghici, and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 677-682: Self-condensation of chalcone to the 3-benzyl-2,4,6-triphenylpyrylium cation. - M.T. Caproiu, I.C. Covaci, P. Ionita, C. Luca, T. Constantinescu, and A.T. Balaban,
*J. Radioanal.**Nuclear Chem.*1999,**242**, 773-776: Regioselectively [^{15}NO_{2}]-labeled N-methoxypicramide and DPPH prepared by using crown ether and solid sodium [^{15}N]-nitrite. - A.T. Balaban,
*J. Sci. Educ. Technol.*1999,**8**, 251-255: Visual chemistry: three-dimensional perception of chemical structures. - A.T. Balaban, D. Mills, and S.C. Basak,
*J. Chem. Inf. Comput. Sci.,*1999,**39**, 758-764: Correlation between structure and normal boiling points of acyclic carbonyl compounds. - O. Ivanciuc and A.T. Balaban,
*Rev. Roum. Chim.*1999,**44**, 539-547: Design of topological indices. Part 21. Molecular graph operators for the computation of geometric structural descriptors. - A.T. Balaban, D.J. Klein and W.A. Seitz,
*Fuller. Sci. Technol.*2000,**8**, 249-265: Large “pillow” fullerenes as graphite without dangling bonds. - V. Dragutan, I. Dragutan, and A.T. Balaban,
*Platinum Metals Rev.*2000,**44**, 58-66: Metathesis catalysed by platinum group metals. A new strategy for the synthesis of organic compounds and polymers. Part I: Types of catalysts, metathesis activity and selectivity. - V. Dragutan, I. Dragutan, and A.T. Balaban,
*Platinum Metals Rev.*2000,**44**, 112-118: Metathesis catalysed by platinum group metals. A new strategy for the synthesis of organic compounds and polymers. Part II: Application of platinum metals metahesis catalysts in ring-closing reactions. - V. Dragutan, I. Dragutan, and A.T. Balaban,
*Platinum Metals Rev.*2000,**44**, 168-172: Metathesis catalysed by platinum group metals. A new strategy for the synthesis of organic compounds and polymers. Part III: Acyclic diene metathesis reactions and ring-opening methasesis polymerisations. - A.T. Balaban and M. Randic,
*Scientometrics,*2000,**49**, 57-521: Proposal for using an untapped source of citations characterizing scientific areas. - O. Ivanciuc, T. Ivanciuc, D. Cabrol-Bass, and A.T. Balaban,
*J. Chem. Inf. Comput. Sci,*2000,**40**, 732-743: Comparison of weighting schemes for molecular graph descriptors. Application in quantitative structure-retention relationship models for alkylphenols in gas-liquid chromatography. - O. Ivanciuc, T. Ivanciuc, D. Cabrol-Bass, and A.T. Balaban,
*Math. Chem. (MATCH),*2000,**42**, 155-180: Investigation of alkane branching (and resulting partial ordering) by topological indices. - O. Ivanciuc, T. Ivanciuc, and A.T. Balaban,
*Acta Chem. Hung., Models Chem.*2000,**137**, 57-82: The complementary distance matrix, a new molecular graph descriptor. - A.T. Balaban, D. Mills, O. Ivanciuc, and S.C. Basak,
*Croat. Chem. Acta,*2000,**73**, 923-941: Reverse Wiener indices. - S.C. Basak, D. Mills, B.D. Gute, G.D. Grunwald, and A.T. Balaban,
*J. Chem. Inf. Comput. Sci.*2000,**40**, 891-898: Topological indices: their nature and mutual relatedness. - A.T. Balaban, L. Pogliani, M. Randic, and N. Trinajstic,
*Kem. Ind.*2000,**49**, 69-72: Discrete versus continuous entities - keynote in the discussion about zero. - A. L. Marton, G. I. Marton, C. Draghici, and A. T. Balaban,
*Rev. Roum. Chim.*2000,**45**, 609-616: Pseudobases of various 3-benzyl-2,4,6-triphenylpyrylium salts. - D. Popovici, O. Maior, A. Racoveanu-Schiketanz, and A. T. Balaban,
*Analele Univ. Bucuresti**(Chimie),*2000,**9**, 69-74: Aminoketone, oxazole and thiazole synthesis. Part 14. Acylaminoacylation with the azlactone of*para*-tert-butylhippuric acid and derived 2,5-diaryloxazoles (1). - D. Popovici, O. Maior, A. Racoveanu-Schiketanz, and A. T. Balaban,
*Analele Univ. Bucuresti**(Chimie),*2000,**9**, 75-81: Aminoketone, oxazole and thiazole synthesis. Part 15. Acylaminoacylation with the azlactone of*para*-benzoylhippuric acid and derived 2,5-diaryloxazoles (2). - D. Popovici, M. Moraru, O. Maior, and A. T. Balaban,
*Revista de Chimie (Bucuresti),*2000,**51**, 995-997: Syntheses of 3,5-dimethylhippuric acid, an internediate for obtaining 2,5-diaryl-substituted oxazoles (in Romanian). - O. Ivanciuc, T. Ivanciuc, D. Cabrol-Bass, and A.T. Balaban,
*J. Chem. Inf. Comput. Sci,*2000,**40**, 631-643: Evaluation in quantitative structure-property relationship models of structural descriptors derived from information-theory operators. - I.C. Covaci, T. Constantinescu, M.T. Caproiu, C. Luca, and A.T. Balaban,
*Eur. J. Org. Chem.***2000**, 3569-3473: Solid supramolecular complexes of potassium salts of N-methoxynitroaniline derivatives and methoxyamino-3,5-dinitropyridine with 18-crown-6 ether. - P. Ionita, M. T. Caproiu, and A. T. Balaban,
*Rev. Roum. Chim.*2000,**45**, 935-941: New sulfonyl derivatives of 2,2-diphenyl-1-picrylhydrazyl and their supramolecular complexes with crown ethers of kryptands. - E.N. Hristea, M. Hillebrand, A.C. Radutiu, H. Caldararu, M.T. Caproiu, P. Ionita, T. Constantinescu, and A.T. Balaban,
*Rev. Roum. Chim.*2000,**45**, 1089-1096: Reaction between 2,2-diphenyl-1-picryl-hydrazyl or -hydrazine and sodium borohydride in the presence of 18-crown-6 ether. - A.T. Balaban,
*Indian J. Math. Teaching*, 2000,**26**, 1-9: The parallel and antiparallel lives of Newton and Leibniz. - A. T. Balaban and D. Babic,
*Math. Reports (**Bucharest**)*2000,**2**, 269-274: Details about a (3,11)-cage on 112 vertices. - O. Ivanciuc, T. Ivanciuc, D. J. Klein, W. A. Seitz, and A.T. Balaban,
*SAR QSAR Environ.**Res*., 2001,**11**, 419-452: Quantitative structure-retention relationships for gas chromatographic retention indices of alkylbenzenes with molecular graph descriptors. - T.S. Balaban, A.T. Balaban, and D. Bonchev,
*J. Mol. Struct. (Theochem),*2001,**535**, 81-92: A topological approach to predicting properties of infinite polymers. Part VI. Rational formulas for the normalized Wiener index and a comparison with index J. - O. Ivanciuc, T. Ivanciuc, D.J. Klein, W. Seitz, and A.T. Balaban,
*J. Chem. Inf. Comput. Sci.*2001,**41**, 536-549: Wiener index extension by counting even/odd graph distances. - S.C. Basak, D. Mills, A.T. Balaban, and B.D. Gute,
*J. Chem. Inf. Comput. Sci.*2001,**41**, 671-678: Prediction of mutagenicity of aromatic and heteroaromatic amines from structure: a hierarchical QSAR approach. - M. Randic, A. T. Balaban and S. C. Basak,
*J. Chem. Inf. Comput. Sci.*2001,**41**, 593-601: On structural interpretation of several distance related topological indices. - C. Uncuta, A. Tudose, M. T. Caproiu, C. Stavarache, and A. T. Balaban,
*J. Chem. Res. (S),***2001**, 170-171;*J. Chem. Res. (M ),***2001**, 523-535: Reaction of pyrylium salts with nucleophiles. Part 26. The reaction with the cyanide anion revisited. - [A. T. Balaban],
*Exp. Opin. Ther. Patents,*2001,**11**, 355-359: Novel antiviral agents: phosphoramidates or mono/di/tri-phosphate esters of carbocyclic adenosine analogues. - A. T. Balaban and C. Rücker,
*J. Chem. Inf. Comput. Sci.*2001,**41**, 1145-1149: Using protochirons for three-dimensional coding of certain chemical structures. - M. A. Ilies and A. T. Balaban,
*Exp. Opin. Ther. Patents,*2001,**11**, 1729-1752: Recent developments in cationic lipid-mediated gene delivery. - I. C. Covaci, T. Constantinescu, M. T. Caproiu, H. Caldararu, P. Ionita and A. T. Balaban,
*Polish J.**Chem.*2001,**75**, 1427-1440: New congeners of 1-picryl-2-phenyl-2-(*para*-picramidophenyl)-diazenium betaine whose picramido groups are replaced by 4-cyano-2,6-dinitrophenyl analogs. - V. Dragutan, I. Dragutan, and A.T. Balaban,
*Platinum Metals Rev.*2001,**45**, 155-163: Progress in the design and synthesis of novel single-site ruthenium metathesis catalysts. - T.S. Balaban, A.T. Balaban, S. Foro, and H.J. Lindner,
*ARKIVOC*2001, (i) 1-6: 1,2,6-Trimethyl-3,5-nonamethylenepyridinium perchlorate. Crystal structure and molecular mechanics calculations for*ansa*-[9]-*meta*-cyclophanes. - M.D. Banciu, E.E. Castellano, J. Ellena, I. Haiduc, C. Draghici, and A.T. Balaban,
*New J. Chem.*2001,**25**, 1472-1474: Serendipitous, one-pot formation of 2,3,7-triphenyl-cyclopenta[c]pyran from 1,2-diphenylethanedione (“benzil”) and cyclopentadiene. - I. Schiketanz, C. Draghici, I. Saramet and A.T. Balaban,
*Rev. Roum. Chim.*2002,**47**235-238: Aminoketone, oxazole and thiazole synthesis. Part 16. Novel 5-aryl-2-(*para*-benzenesulfonylphenyl)-oxazoles. - A. T. Balaban, D. Mills, and S. C. Basak,
*MATCH*2002,**45**, 5-26: Alkane ordering as a criterion for similarity between topological indices: index J as a “sharpened Wiener index”. - I Schiketanz, C. Draghici, I Saramet, and A.T. Balaban,
*ARKIVOC***2002**(ii), 64-72: Aminoketone, oxazole and thiazole synthesis. Part 15. 2-[4-(4-Halobenzenesulfonyl)-phenyl]-5-aryl-oxazoles. - E. N. Hristea, M. Hillebrand, M. T. Caproiu, H. Caldararu, T. Constantinescu, and A. T. Balaban,
*ARKIVOC***2002**, (ii) 123-132: Scavenging the hydroxy radical by 2,2-diphenyl-1-picrylhydrazyl. - A. T. Balaban and D.J. Klein,
*Scientometrics*2002,**55**, 59-70: Co-authorship, Erdös numbers, and resistance distances in graphs. - O. Ivanciuc, T. Ivanciuc, and A.T. Balaban,
*Internet Electron J. Mol. Des.*2002,**1**, 252-268: Quantitative structure-property relationships for the normal boiling temperatures of acyclic carbonyl compounds. - O. Ivanciuc, T. Ivanciuc, D. Cabrol-Bass, and A.T. Balaban,
*Internet Electron J. Mol. Des.*2002,**1**, 319-331: Optimum structural descriptors from the Ivanciuc-Balaban operator. - O. Ivanciuc, T. Ivanciuc, and A.T. Balaban,
*Internet Electron J. Mol. Des.*2002,**1**, 467-487: Quantitative structure-property relationship evaluation of structural descriptors derived from the distance and reverse Wiener matrices. - M. A. Ilies, W. A. Seitz and A. T. Balaban,
*Curr. Pharm. Design,*2002,**8**, 2441-2473: Cationic lipids in gene delivery: principles, vector design, and therapeutical applications. - O. Ivanciuc, T. Ivanciuc, and A.T. Balaban,
*Internet Electron J. Mol. Des.*2002,**1**, 559-571: QSAR models for the dermal penetration of polycyclic aromatic hydrocarbons. - A.L. Marton, G.I. Marton, C. Draghici and A. T. Balaban,
*Proc. Romanian Acad. Series B: Chem.,**Life Sci., Geosci.*2002,**4**, 7-10: New pyridinium salts with potential biochemical activity. Synthesis and NMR study. - R.M. Nemba and A.T. Balaban,
*MATCH*2002,**46**, 235-250: Enumeration of chiral and achiral isomers of an*n*-membered ring with*n*homomorphic alkyl groups. - M.D. Banciu,
^{ }A.T. Balaban, C. Draghici, I.Haiduc,^{ }and O.Ivanciuc,*Roum. Chim.*2002, 47, 705-713: Unexpected formation of 2,3,7-triphenylcyclopenta-[*c*]pyran from the reaction of 1,2-diphenylethanedione (benzil) with cyclopentadiene. - A.T. Balaban,
*Polycyclic Aromatic Comp.*2003,**23**, 277-296: Theoretical examination of new forms of carbon formed by intra- or intermolecular dehydrogenation of polycyclic aromatic hydrocarbons. - M. Randic and A. T. Balaban,
*J. Chem. Inf. Comput. Sci.*2003,**43**, 532-539: On a four-dimensional representation of DNA primary sequences. - I. C. Covaci, P. Ionita, M. T. Caproiu, R. Socoteanu, T. Constantinescu, and A. T. Balaban,
*Central Eur. Chem. J.*2003,**1**, 57-68: 1,3-bis-(2,4,6-Trinitrophenylaminooxy)propane and its 4-cyano-2,6-dinitrophenyl congener: synthesis and properties. - A. T. Balaban, A. Tudose, and M. T. Caproiu:
*Tetrahedron,*2003,**59**, 3291-3295 Synthesis of 2,4-dimethyl-6-oxo-2,4-heptadienoic acid derivatives from 2,4,6-trimethylpyrylium salts. - A. T. Balaban and W. Seitz,
*J. Chem. Educ.*2003,**80**, 662-664: Relevance of chemical kinetics for medicine: The case of nitric oxide. - M. A. Ilies, W. A. Seitz, M. T. Caproiu, M. Wentz, R. E. Garfield, and A. T. Balaban,
*Eur. J. Org. Chem.***2003**, 2645-2655: Pyridinium-based cationic lipids as gene transfer agents. - A. T. Balaban, D. Plavsic and M. Randic,
*Chem. Phys. Lett*. 2003,**379**, 147-154: DNA invariants based on nonoverlapping triplets of nucleotide bases. - N.H. March, A.T. Balaban, F.E. Leys, D.J. Klein, and W. A. Seitz,
*Phys. Chem. Liquids,*2003,**41**, 303-308: Regularities in melting points of lithium halides: Is LiH anomalous? - A.T. Balaban,
*Amer. Romanian Acad. J.*2003,**28**, 141-144: Evolution of biomolecules. - A.T. Balaban and S.C. Basak,
*Amer. Romanian Acad. J.*2003,**28**, 25-35: How and why did our view of the world change during the last six hundred years? - A.T. Balaban,
*Amer. Romanian Acad. J.*2003,**28**, 133-140: Periodic system of elements: history, isotopes, magic numbers of electrons and nucleons. - M.Bem, M.T. Caproiu, D. Stoicescu, T. Constantinescu, and A.T. Balaban,
*Central Eur. J.**Chem.*2003,**3**, 260-276: Synthesis of 4-aryloxy-7-nitrobenzofurazan derivetives from 4-chloro-7-nitrobenzofurazan and various phenoxide anions (including pharmaceuticals) in the presence of crown ethers. - A.Beteringhe, I. Baciu, M.T. Caproiu, T. Constantinescu, and A.T. Balaban,
*J. Planar**Chromatog.*2003,**16**, 268-270:*O*-Methyloximes of testosterone and of 17a-methyltestosterone: TLC and QSPR strudy of RF values. - L. Pogliani, D.J. Klein, and A.T. Balaban
*: Match, Commun. Math. Computer Chem.*2004,**51**, 213-240. The number two and the intriguing dualism of nature. Scientific curiosity and everyday concepts. - A. T. Balaban, I. Ghiviriga, E. W. Czerwinski, P. De, and R. Faust,
*J. Org. Chem.*2004,**69**, 536-542: Simple synthesis of a weak nucleophilic base (4-ethyl-2,6-diisopropylpyridine) evidencing a double Janus group effect. - M. Randic and A.T. Balaban,
*Polycyclic Arom. Comp*., 2004,**24**, 173-193: Partitioning of π -electrons in rings of polycyclic conjugated hydrocarbons. Part 1. Catacondensed benzenoids. - A.T. Balaban and M. Randic,
*J. Chem. Inf. Comput. Sci.*2004,**44**, 50-59: Partitioning of π -electrons in rings of polycyclic benzenoid hydrocarbons. Part 2. Catacondensed coronoids. - A.T. Balaban and M. Randic,
*New J. Chem.*2004,**28**, 800-806: Partitioning of π-electrons in rings of polycyclic conjugated hydrocarbons. Part 3. Perifusenes. - D. Vukicevic, M. Randic and A.T. Balaban,
*J. Math. Chem.*2004*,***36**, 271-279. Partitioning of π-electrons in rings of polycyclic conjugated hydrocarbons. Part 4. Benzenoids with more than one geometric Kekule structure corresponding to the same algebraic Kekule structure. - A. T. Balaban and M. Randic,
*J. Chem. Inf. Comput. Sci.*2004,**44**, 1701-1707: Partitioning of π-electrons in rings of polycyclic conjugated hydrocarbons. Part 5. Nonalternant compounds. - I. Ghiviriga, E.W. Czerwinski, and A. T. Balaban,
*Croat. Chem. Acta*, 2004,**77**, 391-396: Rotation barriers in pyridinium salts depend on the number of available ground state conformations. - C.A. Simion, C. Postolache, C. Deleanu, C.M. Barna, I. Bally and A.T. Balaban,
*J. Labelled Comp. Radiopharm.*2004,**47**, 719-722: Synthesis of N[1-^{13}C]caproyl-N’-phenylthiourea. - A. Beteringhe and A.T. Balaban,
*ARKIVOC,***2004**, (i) 163-182: QSAR for toxicities of polychlorodibenzofurans, polychlorodibenzo-1,4-dioxins, and polychlorobiphenyls. - A.T. Balaban, D.C. Oniciu, and A.R.Katritzky,
*Chem. Rev.*2004,**104**, 2777-2812: Aromaticity as a cornerstone in heterocyclic chemistry. - M. Randic, J. Zupan, and A.T. Balaban,
*Chem. Phys. Lett.*2004,**397**, 247-252: Unique graphical representation of protein sequences based on nucleotide triplet codons. - M.A. Ilies,
^{ }W.A. Seitz,^{ }I. Ghiviriga, B.H. Johnson,^{ }A. Miller, E.B. Thompson,^{ }and A.T. Balaban,*J.**Med. Chem.*2004,**47**, 3744-3754: Pyridinium cationic lipids in gene delivery: a structure-activity correlation study. - S. C. Basak, B. D. Gute, and A. T. Balaban,
*Croat. Chem. Acta,*2004,**77**, 331-344: Interrelationship of major topological indices evidenced by clustering. - A.T. Balaban,
*Polycyclic Arom. Comp.*2004,**24**, 83-89: Clar formulas: how to draw and how not to draw formulas of polycyclic aromatic compounds. - A.T. Balaban, S.C. Basak, A. Beteringhe, D. Mills, and C.T. Supuran,
*Mol. Diversity,*2004,**8**, 401-412: QSAR study using topological indices for inhibition for carbonic anhydrase II by sulfanilamides and Schiff bases. - M. Bem,
^{ }M. Vasilescu,^{ }M.T. Caproiu,^{ }C. Draghici,^{ }A. Beteringhe,^{ }T. Constantinescu,^{ }M.D. Banciu,^{ }and A.T. Balaban,*Central Eur. Chem. J.*2004,**2**, 672-685: Structural factors influencing the reaction rates of 4-aryloxy-7-nitrobenzofurazans with amino acids. - A.T. Balaban,
*Chem. Educator*, 2004,**9**, 356-358: Chemistry is as easy as 2–3–4 (types of: atoms – chemical bonds – crystal lattices). - M. Pompe, M. Veber, A. T. Balaban and M. Randic,
*Molecules,*2004,**9**,1160-1176: Use of variable and fixed topological indices for the prediction of rate constants for reactions of selected organic compounds with OH^{.}radicals. - C.G. Matasa and A.T. Balaban,
*Orthodont. Materials Insider*, 2004,**16**(4) 2-8: Challenges in medical in-situ biometarials polymerization. - A.T. Balaban, D. J. Klein and O. Ivanciuc,
*Fullerenes, Nanotubes and Carbon Nanostructures,*2005,**13**, 109-129: Large “pillow” fullerenes hydrogenated at the inter-sheet “seam”. Erratum,*ibid.*2005,**13**, 277. - A.T. Balaban, D.J. Klein, N.H. March, M.P. Tosi, and M. Ausloos,
*ChemPhysChem*2005,**6**,1741-1745: Phase transition regularities in critical constants, fusion temperatures and enthalpies of some chemically similar chainlike structures. - S. Ionescu, D. Popovici, A. T. Balaban, and M. Hillebrand,
*Spectrochim. Acta**A*, 2005,**62**, 252-260: Experimental and theoretical study of 2,5-diaryloxazoles whose aryl are*para-*substituted phenyl groups. - M.A. Ilies, B.H. Johnson, F. Makori, A. Miller, W.A. Seitz, E.B. Thompson, and A.T. Balaban,
*Archives Biochem. Biophys.*2005,**435**, 217-226: An in vitro and in vivo comparison of transfection efficiency versus a tetraalkylammonium congener. - A. T. Balaban,
*MATCH, Commun. Math. Comput. Chem.*2005,**37**, 7-14: Recollections about Professor Oskar E. Polansky: A personal account occasioned by the 30^{th}anniversary of*MATCH*. - A. T. Balaban,
*Fundamenta Informaticae*2005,**64**, 1-16: Mathematical chemistry: (3,*g*)-cages with girth*g*, topological indices, and other graph-theoretical problems. - A. T. Balaban,
*Foundations Chem.*2005,**7**, 289-306: Reflections about mathematical chemistry. - I. Gutman, A.T. Balaban, M. Randic, and C. Kiss-Tóth
*, Z. Naturforsch.*2005,**60a**, 171-176: Partitioning of π-electrons in rings of fibonacenes. - A.T. Balaban and D.Bonchev,
*MATCH, Commun. Math. Comput. Chem.*2005,**54**, 137-152: Complexity, sphericity, and ordering of regular and semiregular polyhedra. - A.T. Balaban and M. Randic,
*J. Math. Chem.*2005*,***37**, 443-453: Partitioning of p-electrons in rings of polycyclic conjugated hydrocarbons. Part 6. Comparison with other methods for estimating the local aromaticity of rings in polycyclic benzenoids. - D.Vukicevic and A. T. Balaban,
*Internet Electron. J. Mol. Des.*2005,**4**, 491-500: On the degeneracy of the topological index J. - M.Randic, N.Lers, D. Plavsic, S. C. Basak,and A. T. Balaban,
*Chem. Phys. Lett.*2005,**407**, 205-208: Four-color map representation of DNA or RNA sequences and their numerical characterization. - J. Klun, A. T. Balaban, R. Natarajan, S. C. Basak, and W. Schmidt,
*Pest Management Sci.*2005,**61**, 1193-1201: Chirality index, molecular overlay and the activity of stereoisomeric topical mosquito repellents. - A. T. Balaban, D. J. Klein,
^{ }N. H. March,^{ }and C. C. Matthai,*Phys. Chem. Liquids,*2005,**43**, 403-407: Transport and thermodynamic properties in low melting point ionic liquids related to n-alkyl chain length - I. Gutman, M. Randic, A. T. Balaban, B. Furtula, and V. Vuckovic, π-Electron contents of rings in the double-hexagonal chain homologous series (pyrene, anthanthrene and other acenoacenes),
*Polycyclic Arom. Comp.*2005,**25**, 215-226. - A. T. Balaban, Can topological indices transmit information on properties but not on structures?
*J. Comp.-Aided Mol. Design*, 2005,**19**, 651-660. - A. T. Balaban, P.v.R. Schleyer,and H. S. Rzepa, Crocker, not Armit and Robinson, begat the six aromatic electrons.
*Chem. Rev.*2005,**105**, 3436-3447. - C.G. Matasa and A.T. Balaban, In situ polymerizable resins and the “nano”era,
*Bull. Mol. Med.*, 2005, No. 23, 19-32. - L. Pogliani, D. J. Klein, and A. T. Balaban, The intriguing human preference for a ternary patterned reality.
*Kragujevac J. Sci.*2005,**27**, 75-114. - A. T. Balaban, A scientometric index for individual scientific performance (in Romanian),
*Revista de Politica Stiintei si Scientometrie*, 2005,**3**, 95-96 - M. A. Ilies, B. H. Johnsoon, W. A. Seitz, E. L. Ezell, A. Miller, E. B. Thompson, and A. T. Balaban,
*Molecular Therapy*, 2005,**11**, Suppl. 1, S227. Structure-activity relationships in two series of pyridinium gemini surfactants for gene delivery (Meeting Abstract # 588). - M. Randic, A.T. Balaban, M. Novic, A. Zaloznik, and T. Pisanski,
*Periodicum Biologorum*, 2005,**197**, 403-414: A novel graphical representation of proteins. - M. Tudose, P. Ionita, F. Dumitrascu, C. Draghici, M. T. Caproiu, I. C. Covaci, T. Constantinescu, M. D. Banciu, and A. T. Balaban,
*Arkivoc*,**2005**(iv) 225-237: Synthesis and properties of dinitrobenzamido-TEMPO derivatives. - V. Dragutan, I. Dragutan and A. T. Balaban,
*Platinum Metals Rev.*2006,**50**, 35-37: 2005 Nobel Prize in Chemistry awarded for the development of the metathesis reaction in organic synthesis. - A.T. Balaban, P.V. Khadikar, C.T. Supuran, A. Thakur, and M. Thakur,
*Bioorg. Med. Chem. Lett.*2005,**15**, 3966-3973: Study on supramolecular complexing ability vis-à-vis estimation of p*K*_{a}of substituted sulfonamides: dominating role of Balaban index (*J*). - I. Gutman, B. Furtula, and A.T. Balaban,
*Polycyclic Aromatic Compounds*, 2006,**26**, 17-35: Algorithm for simultaneous calculation of Kekulé and Clar structure counts, and Clar number of benzenoid molecules. - M. Randic and A.T. Balaban,
*J. Chem. Inf. Model.*2006,**46**, 57-64: Partitioning of π-electrons in rings for Clar structures of benzenoid hydrocarbons. - D.J. Klein and A.T. Balaban,
*J. Chem. Inf. Modeling.*2006,**46**, 307-320: The eight classes of positive-curvature graphitic nanocones. - E. Hristea, M. T. Caproiu, G. Pencu, M. Hillebrand, T. Constantinescu and A. T. Balaban,
*Int. J. Mol. Sci.*2006,**7**, 130-143: Reaction of 2,2-diphenyl-1-picrylhydrazyl with HO, O^{.}_{2}, HO^{.}^{–}, and HOO^{–}radicals and anions. - L. Pogliani, D. J. Klein and A. T. Balaban,
*Internat. J. Math. Educ. Sci. Technol*., 2006,**37**, 379-399: Does science also prefer a ternary pattern ? - P. V. Khadikar, B. W. Clare, A. T. Balaban,
^{ }C. T Supuran,^{ }V. K. Agarwal, J. Singh,^{ }A. K. Joshi,^{ }and M. Lakhwani,^{ }QSAR Modeling of carbonic anhydrase-I, -II, and -IV inhibitory activities: relative correlation potential of six topological indices.*Rev. Roum. Chim.*2006,**51**, 703-717. - A. T. Balaban and T. Schmalz,
*J. Chem. Inf. Model.*2006,**46**, 1563-1579: Sextet-resonant benzenoids and their anti-sextet dualists. - A. T. Balaban, M. J. Lesko, I. Ghiviriga, and W. A. Seitz, 2,6-Dialkyl-4-methylpyrylium and 6-alkyl-2,4-dimethylpyrylium salts, and the corresponding N-alkylpyridinium salts, as new ionic liquids.
*Rev. Chim. (Bucuresti),*2006,**57**, 25-28. - A. C. Radutiu, I. Baciu, M. T. Caproiu, C. Draghici, A. Nicolae, T. Constantinescu, and A. T. Balaban, 2-(a-Aryloxyacetyl)-phenoxathiin derivatives. Synthesis and properties.
*Rev. Roum. Chim.*2006,**51**, 653-661. - A.T. Balaban, D. Mills, V. Kodali, and S.C. Basak,
*SAR QSAR Environ. Res.*2006,**17**, 429-450: Complexity of chemical graphs in terms of size, branching, and cyclicity. - M. A. Ilies, W. A. Seitz, B. H. Johnson, E. L. Ezell, A. L. Miller, E. B. Thompson,
^{ }and A. T. Balaban,*J. Med. Chem.*2006,**49**, 3872-3887: Lipophilic pyrylium salts in the synthesis of efficient pyridinium-based cationic lipids, gemini surfactants, and lipophilic oligomers for gene delivery. - A. Beteringhe, A. C. Radutiu, M. Bem, T. Constantinescu, and A. T. Balaban,
*Internet Electron. J. Mol. Des.*2006,**5**, 237-246: QSPR Study for the hydrophobicity of 4-aryloxy-7-nitrobenzofurazan and 2-aryloxy-(α-acetyl)-phenoxathiin derivatives. - J. Singh, M. Lakhwani, P. V. Khadikar, A. T. Balaban, B. W. Clare and C.T. Supuran,
*Rev. Roum. Chim.*, 2006,**51**, 691-701: QSAR study on the inhibition of the human carbonic anhydrase cytosolic isozyme VII. - A. T. Balaban, I. Haiduc, C. G. Matasa, and R.I. Sha’afi,
*Cellular Molec. Biol.*2006,**52**, 6-7: Who discovered the water channel proteins (aquaporins)? - J. Singh, S. Singh, S. Meer, V. K. Agrawal, P. V. Khadikar,
^{ }and A. T. Balaban,*Arkivoc***2006**(xv) 104-109: QSPR Correlations of half-wave reduction potentials of*cata*-condensed benzenoid hydrocarbons. - A. T. Balaban and D. J. Klein,
*Scientometrics*, 2006,**69**, 615-637: Is chemistry ‘The Central Science’? How are different sciences related? Co-citations, reductionism, emergence, and posets.

685: S. Ionescu, D. Popovici, A. T. Balaban, and M. Hillebrand, *Annals West. Univ. Timisoara (Sect. Chem.)* 2006, **15**, 1-8: Theoretical study of the excited state properties of some alkyl substituted 2,5-diphenyloxazole derivatives.

- A. C. Radutiu, I. Baciu,
^{ }M. T. Caproiu, C. Draghici, A. Nicolae, T. Constantinescu, and A. T. Balaban,*Arkivoc***2007**(xiii) 8-22: Reaction of 2-(α-bromoacetyl)-phenoxathiin with*o*-,*m*-, or*p*-formyl-aroxides. - S. Ionescu, D. Popovici, A. T. Balaban and M. Hillebrand,
*Spectrochim. Acta A,*2007,**66**, 1165-1170: 2-Phenoxathiinyl-5-phenyloxazole and 5-phenoxathiinyl-2-phenyloxazole derivatives: Experimental and theoretical study of emission properties. - A. T. Balaban, A. Beteringhe, T. Constantinescu, P. A. Filip and O. Ivanciuc,
*J. Chem. Inf. Model.*2007,**47**, 716-731: Four new topological indices based on the molecular path code - A. T. Balaban, B. Furtula, I. Gutman, and R. Kovacevic,
*Polycyclic Arom. Comp.*2007,**27**, 51-63: Partitioning of π-electrons in rings of aza-derivatives of polycyclic benzenoid hydrocarbons. - M. Tudose, P. Ionita, T. Constantinescu, and A. T. Balaban,
*Austral. J. Chem.*2007,**60**,173-179: Synthesis and EPR study of covalently bonded dinitrophenylamido-TEMPO on ultrafine aminopropyl-silica gel. - A. T. Balaban and M. Pompe,
*J. Phys. Chem. A,*2007,**111**, 2448-2454: QSPR for physical properties of cata-condensed benzenoids using two simple dualist-based descriptors. Erratum,*ibid*. 4871. - A. T. Balaban, D. J. Klein, and N. H. March,
*Physics and Chemistry of Liquids*2007,**45**, 597-600: Aqueous solutions of a “green” ionic liquid and of lithium chloride compared and contrasted. - T. S. Balaban, V. L. Horhoiu, and A. T. Balaban,
*Org. Prep. Proc. Internat.*2007,**39**, 305-308: 2,6-Diisopropyl-4-methylpyrylium hexafluorophosphate. - M. Bem,
^{ }F. Badea,^{ }C. Draghici, M. T. Caproiu, M. Vasilescu, M. Voicescu,^{ }A. Beteringhe,^{ }A. Caragheorgheopol,^{ }M. Maganu,^{ }T. Constantinescu, and A. T. Balaban,*Arkivoc*2007 (xiii) 87-104: Synthesis and fluorescent properties of new derivatives of 4-amino-7-nitrobenzofurazan. - P. Ionita, F. Tuna, M. Andruh, T. Constantinescu, and A. T. Balaban,
*Austral. J. Chem.*2007,**60**, 173-179: Synthesis and characterization of some novel homo- and hetero-diradicals of hydrazyl and nitroxide type, - A.T. Balaban,
^{ }D.J. Klein,^{ }J.E. Dahl, and R.M.K. Carlson,*The Open Org. Chem. J.,*2007,**1**, 13-31: Molecular descriptors for natural diamondoid hydrocarbons and quantitative structure-property relationships for their chromatographic data. - A.T. Balaban and M.Randić,
*J. Universal Comput. Sci.*2007,**13**, 1514-1539: Perfect matchings in polyhexes, or recent graph-theoretical contributions to benzenoids. - A. T. Balaban, M. Randic, and D. Vukicevic,
*J. Math. Chem.*2008.**43**, 773-779: Partition of π-electrons between faces of polyhedral carbon aggregates. - A. T. Balaban, I. Gutman, and S. Stanković,
*Polycyclic Arom. Comp*., 2008,**28**, 85-97: Effect of heteroatoms on partitioning of π-electrons in rings of catafusenes. - M. Tudose, A. T. Balaban, T. Constantinescu, and P. Ionita,
*Appl. Surface Sci.*2008,**254**, 1904-1908: Synthesis and electron paramagnetic resonance study of a nitroxide free radical covalently bonded on aminopropyl-silica gel. - M. Randic and A.T. Balaban,
*Internat. J. Quantum Chem.*2008,**108**, 865-897: Ring signatures for benzenoids with up to seven rings. Part 1. Catacondensed systems.Erratum,*ibid.*2011,**111**, 3252. - A. T. Balaban and M. Randić,
*Internat. J. Quantum Chem.*2008,**108**, 898-926: Ring signatures for benzenoids with up to seven rings. Part 2. Pericondensed systems. Erratum,*ibid.*2011, 111, 3252-3253. - A. T. Balaban, N. H. March, and D. J. Klein,
*Phys. Chem. Liquids*2008,**46**, 682-686: Melting points and other properties of ionic liquids, with emphasis on the pressure dependence. - M. Bem,
^{ }F.^{ }Badea, C. Draghici,^{ }M. T. Caproiu, M. Vasilescu, M. Voicescu, G. Pencu, A. Beteringhe, M. Maganu,^{ }I. C. Covaci, T. Constantinescu, and A. T. Balaban,*Arkivoc*,**2008**(ii) 218-234: 4-(D-Glucosamino)-7-nitrobenzoxadiazole: Synthesis, anomers, spectra, TLC behavior, and applications. - A.T. Balaban and M.Randić,
*New J. Chem.*2008,**32**, 1071-1078: Correlations between various ways of accounting for the distribution of π-electrons in benzenoids. - A. T. Balaban and M. Lesko,
*The Chemical Educator*, 2008,**13**(2) 59-60: Is there any connection between*The da Vinci Code*and the tetrahedral bond angle? A simple geometrical construction of the latter. - A. T. Balaban, C. Párkányi, I. Ghiviriga, J.-J. Aaron, Z. Zajíčková, and O. R. Martínez,
*Arkivoc***2008**(xiii) 1-9: Curcumin–benzodioxaborole chelates. - A. T. Balaban, K. B. Chilakamarri, and D. J. Klein,
*J. Math. Chem.*2009,**45**, 725-747: Protochirons and protohelices. - R. D. Baratoiu,
^{.}R. Socoteanu, R. C. Mutihac, A. E. Barbu, A. Beteringhe, H.-J. Bushmann, E. Cleve, L. Mutihac, T. Constantinescu and A. T. Balaban,*Rev. Chim. Bucuresti*2008,**59**, 1073-1076: Chromo-ionophoric properties of*para*-(5-phthalhydrazide-azo)-phenylene-*N*-aza-15-crown-5 in the presence of lithium and sodium ions. - A. T. Balaban, M. Pompe, and M. Randić,
*J. Phys. Chem. A*, 2008,**112**, 4148-4157: π-Electron partitions, signatures, and Clar structures of selected benzenoid hydrocarbons. - M. Pompe, M. Randić, and A. T. Balaban,
*J. Phys. Chem. A.*2008,**112**, 11769-11776: A new yardstick for benzenoid polycyclic aromatic hydrocarbons. - R. D. Baratoiu,
^{.}L. Mutihac, M. T. Caproiu, C. Draghici, F. Dumitrascu, R. Socoteanu, A. Beteringhe, M. Maganu, I. C. Covaci, M. Bem, T. Constantinescu and A. T. Balaban,*Arkivoc***2008**(xi) 307-321: 3,5-Dinitro-*N-(*4’-benzo-15-crown-5)-benzamide derivatives. Synthesis and properties. - A. Beteringhe, A. C. Radutiu, T. Constantinescu, and A, T. Balaban,
*Rev. Chim. (Bucuresti)*2008,**59**, 1175-1179:Quantitative structure-property relationship (QSPR) study of the hydrophobicity of phenols and 2-(aryloxy-α-acetyl)-phenoxathiin derivatives. - D. Vukičević and A. T. Balaban, Note on ordering and complexity of Platonic and Archimedean polyhedra based on solid angles,
*J. Math. Chem.*2008,**44**, 725-730. - A.T. Balaban and M.Randić, New chessboard (8×8) representation of the standard genetic code, and its application for representing primary structures of proteins.
*IEEE Comput. Soc.*2008, DOI 10.1109/BIOTECHNO.2008.30, pp. 76-81. - D. Vukicevic, A. Beteringhe, T. Constantinescu, M. Pompe, and A. T. Balaban,
*Chem. Phys. Lett.*2008,**464**, 155-159: Statistical investigation of new topological indices based on the molecular path code. - A. T. Balaban, N. H. March, and D. J. Klein,
*Phys. Chem. Liquids,*2009,**47**, 1-4: Relation of surface tension to compressibility at room temperature and wetting index involving also viscosity for twenty-two organic liquids. - Ö. Güzel, A. Maresca, A. Scozzafava, A. Salman, A. T. Balaban, and C. T. Supuran,
*Bioorg. Med. Chem. Lett.*2009,**19**, 2931-2934: Carbonic anhydrase inhibitors. Synthesis of membrane-impermeant, potent inhibitors of the tumor-associated isoform IX based on pyridinium derivatives of 2-(hydrazinocarbonyl)-3-substituted-phenyl-1*H*-indole-5-sulfonamides. - E. N. Hristea,
^{ }I. C. Covaci-Cimpeanu, G. Ionita, P. Ionita, C. Draghici, M. T. Caproiu,^{ }M. Hillebrand, T. Constantinescu, and A. T. Balaban,*Eur. J. Org. Chem.***2009**, 626-634: Reaction of 2,2-diphenyl-1-picrylhydrazyl (DPPH) with two syringylic phenols and one aroxide. - I. Gutman, J. Durdević, and A. T. Balaban,
*Polycyclic Arom. Comp.*2009,**29**, 3-11: A regularity for cyclic conjugation in acenaphthylene, fluoranthene and their congeners. - A. T. Balaban,
^{ }J. Đurđević, and I. Gutman, Comments on π-electron conjugation in the five-membered ring of benzo-derivatives of corannulene,*Polycyclic Arom. Comp.*2009,**29**, 185-208. - Ö. Güzel, A. Maresca, A. Scozzafava, A. Salman, A. T. Balaban, and C. T. Supuran,
*J. Med. Chem.*2009,**52**, 4063-4067: Discovery of nanomolar and subnanomolar inhibitors of the mycobacterial β carbonic anhydrases Rv1284 and Rv3273. - J. Durdević, I. Gutman, J. Terzić, and A. T. Balaban,
*Polycyclic Arom. Comp.*2009,**29**, 90-102: Cyclic conjugation in fluoranthene and its benzo-derivatives. Part 1. Catacondensed systems. - R. D. Baratoiu, L. Mutihac, M. Vasilescu, M. Voicescu, A. Latus, G. Ionita, A. Beteringhe, T. Constantinescu, and A. T. Balaban,
*Arkivoc*2009 (xiii) 300-310: Chemiluminescence of 5-(azo*-para*-phenylene-N-aza-15-crown-5)-phthalhydrazide - A. T. Balaban and D. J. Klein,
*J. Phys. Chem. C*, 2009,**113**, 19123-19133: Claromatic carbon nano-structures. - A. C. Rặduţiu, I. Baciu, M. T. Cặproiu, C. Drặghici, A. Beteringhe, G. Ionita, P. Ionita, T. Spataru, N. Spataru, R. D. Baratoiu, T. Constantinescu, and A. T. Balaban. Wurster aza-crown ethers with N-
*para*-phenylene-phenothiazine or -phenoxazine groups:*Arkivoc,*2009, (xiii) 342-362. - A. C. Rặduţiu, I. Baciu, M. T. Cặproiu, C. Drặghici, A. Beteringhe, M. Maganu, R. Socoteanu, T. Constantinescu and A. T. Balaban, Two isomeric bis-dinitrocarboxyphenyl-kryptofix-22 derivatives: synthesis and characteristics,
*Rev. Roum. Chim.*2009,**54**, 889-894. - A. Ciesielski, T. M. Krygowski, M. K. Cyranski, M. A. Dobrowolski, and A. T. Balaban,
*J. Chem. Inf. Model.*2009,**49**, 369-372: Are thermodynamic and kinetic stabilities correlated? A topological index of reactivity toward electrophiles used as a criterion of aromaticity of polycyclic aromatic hydrocarbons. - A. T. Balaban, D. J. Klein, and N. H. March,
*Phys. Chem. Liquids*2009,**47**, 471-473: Modelling the structure of the water molecule under both local environmental constraints and explosive conditions. - A. T. Balaban,
*J. Math. Chem.*2010,**47**, 1177-1183: Nonconvex polyhedra by repeated truncation of semiregular polyhedra. - A. T. Balaban, T. K. Dickens, I. Gutman, and R. B. Mallion,
*Croat. Chem. Acta*2010,**83**, 209-215: Ring currents and the PCP rule. - A. T. Balaban, J. Đurđević, I. Gutman, S. Jeremić, S. Radenković,
*J. Phys. Chem. A*, 2010,**114**, 5870-5877: Correlations between local aromaticity indices of bipartite conjugated hydrocarbons. - A. T. Balaban, D. E. Bean, and P. W. Fowler,
*Acta Chem. Slov.*2010, 57, 507-512: Patterns of ring current in coronene isomers. - A. T. Balaban, P. V. Khadikar, and S. Aziz,
*Iranian J. Math.**Chem.*2010,**1**, 43-67: Comparison of topological indices based on iterated ‘*sum’*versus ‘*product’*operations. - L. Türker, Ç. Ç. Bayar, and A. T. Balaban,
*Polycyclic Arom. Comp.*2010,**30**, 99-111: A DFT study on push-pull (amino-nitro) fulminenes and hexahelicenes. - A. T. Balaban, M. A. Ilies, A. Eichhöfer, and T. S. Balaban,
*J. Mol. Struct.*2010,**30**, 91-111: Molecular and crystal structure of a self-assembling pyridinium cationic lipid. - M. Tudose, F. D. Badea, G. Ionita, M. Maganu, M. T. Caproiu, P. Ionita, T.Constantinescu, and A. T. Balaban,
*Struct.**Chem.*2010,**21**, 1227-1234:*N*-Alkoxy-3,5-dinitro-4-aminobenzoic acid derivatives with controlled physico-chemical properties. - M. Tudose, F. D. Badea, M. T. Caproiu, A. Beteringhe, M. Maganu, P. Ionita, T. Constantinescu, and A. T. Balaban,
*Central Eur. J.*2010,**8**, 789-796: New N-aryloxy-phthalimide derivatives. Synthesis, physico-chemical properties, and QSPR studies. - S. C. Basak, D. Mills, B. D. Gute, A. T. Balaban, K. Basak and G. D. Grunwald,
*Curr.**Comput.-Aided Drug Des*. 2010,**6**, 240-251: Use of mathematical structural invariants in analyzing combinatorial libraries: a case study with psoralen derivatives. - A. Ciesielski, T. M. Krygowski, M. K. Cyranski, and A. T. Balaban,
*Phys Chem Chem Phys*2011,**13**, 3737-3747: Defining rules of aromaticity: A unified approach to the Hückel, Clar and Randić concepts. - A. T. Balaban, S. Aziz, A. D. Manikpuri, and P. V. Khadikar,
*J. Indian Chem. Soc*. 2011,**88**, 1-11: Simple correlations for the π-electron energy and other properties of cata-condensed benzenoids. - A. T. Balaban, I. Gutman, S. Jeremić, and J. Ðurdević,
*Monatsh. Chem.*2011,**142**, 53–57: Effect of benzo-annelation on cyclic conjugation. - M. Randić, J. Zupan, A. T. Balaban D. Vikic-Topic, and D. Plavsic,
*Chem. Rev.*2011,**111**, 790-862: On graphical representation of proteins. - A. T. Balaban,
*MATCH, Commun. Math. Comput. Chem.*2011,**66**, 139-162: On protochirons and known or predicted helical structures. - A. T. Balaban,
*MATCH, Commun. Math. Comput. Chem.*2011,**66**, 7-32: Autobiographical notes: 80 years of age, 68 years of chemistry; Rumanian translation,*Buletinul Soc. Chim. Romania*2011,**18**(2) 21-46. - I. Gutman, B. Furtula, and A. T. Balaban,
*J. Serb. Chem. Soc.*2011,**76**, 733-741: Effect of benzocyclobutadieno-annelation on cyclic conjugation in fluoranthene congeners. - E. N. Hristea, M. Bem, T. S. Balaban, A. Eichhöfer, M. T. Caproiu, C. Draghici, G. Ionita, T. Spataru, C. Enache, M. Maganu, A. Beteringhe, M. Hillebrand, T. Constantinescu, and A. T. Balaban,
*Arkivoc*2011, xi, 213-236: Novel 1,1-diphenylhydrazine derivatives of benzofurazan and their dimerization. - I. Gutman and A. T. Balaban,
*J. Serb. Chem. Soc*. 2011,**76**, 1505-1511: A simple mathematical model for the effect of benzo-annelation on cyclic conjugation. - A. T. Balaban,
^{ }I. Gutman,^{ }S. Jeremić,^{ }and D. Simijonović,*Monatsh. Chem.*2011,**142**, 53-57: Effect of benzo-annelation on cyclic conjugation. - A. T. Balaban,
^{ }I. Gutman,^{ }S. Marković,^{ }and D. Simijonović,*Monatsh. Chem.*2011,**142**, 797-800: Local aromaticity in benzo- and benzocyclobutadieno-annelated anthracenes. - A. T. Balaban,
^{ }I. Gutman,^{ }S. Marković,^{ }D. Simijonović, and J. Đurđević,*Polycyclic Arom. Comp.*2011,**31**, 339-349: Local aromaticity in benzo- and benzocyclobutadieno-annelated phenanthrenes. - A. T. Balaban,
*The Open Org. Chem. J.*2011,**5**(Suppl. 1-M1) 9-10: Editorial – Aromaticity. - D. J. Klein and A. T. Balaban,
*The Open Org. Chem. J.*2011,**5**(Suppl. 1-M1) 27-61: Clarology for conjugated carbon nanostructures: molecules, polymers, graphene, defected graphene, fractal benzenoids, fullerenes, nanotubes, nanocones, nanotori,*etc.* - A. T. Balaban and K. P. C. Vollhardt,
*The Open Org. Chem. J.*2011,**5**(Suppl. 1-M1) 117-126: Heliphenes and related structures. - A. T. Balaban,
*Phys. Chem. Chem. Phys.*2011,**13**, 20649-20658: Using Clar sextets for two- and three-dimensional aromatic systems. - M. Randić, A. T. Balaban, and D. Plavšić,
*Phys. Chem. Chem. Phys.*2011,**13**, 20644-20648: Applying the conjugated circuits method to Clar structures of [*n*]phenylenes for determining resonance energies. - M. Tudose, M. T. Caproiu, F. D. Badea, G. Nedelcu, P. Ionita, T. Constantinescu and A. T. Balaban, New mono- and di-branched derivatives of
*Kryptofix K22*with N-4-methoxyamino-3,5-dinitrobenzoyl substituenrs. Synthesis and properties.*Arkivoc*, 2011 (ii) 343-354. - G. Forte, J. M. Oliva, A. T. Balaban, D. J. Klein, and N. H. March, Modelling X-ray scattering factors from fluids of some fluorinated molecules and related compounds,
*Phys. Chem. Liq**uids*2012,**50**, 1-9. - A. T. Balaban and R. B. Mallion,
*Croat. Chem. Acta*2012,**85**, 37-52: Correlations between topological ring-currents, π-electron partitions, and six-centre delocalisation indices in benzenoid hydrocarbons. - M. Randić, D. Vukicević, A. T. Balaban, and D. Plavsić, Ring currents in hexabenzocoronene and its derivatives formed by joining proximal carbons.
*J. Comput. Chem.*2012,**33**, 1111-1122. - A. T. Balaban, Positive and negative aspects of citation indices and journal impact factors,
*Scientometrics*2012,**92**, 241-247. - T. Pisanski and A. T. Balaban,
*J. Math. Chem.*2012, 50, 893-903: Flag graphs and their applications in mathematical chemistry for benzenoids. - A. T. Balaban, A personal view of chemistry (with emphasis to mathematical chemistry) as science and art,
*Internet Electronic J. Mol. Design*2012,**11**, 1-22. - A. T. Balaban,
*Rev. Roum. Chim.*2012,**57**, 535-557: Brief review of contributions to organic chemistry. - F. Spafiu, A. Mischie, A. Beteringhe, T. Constanrtinescu, and A. T. Balaban,
*The Open Chem. Phys. J.*2012,**4**, 18-23: Study of intermolecular interactions involved in capillary GLC with liquid crystal compounds as stationary phases. - A. T. Balaban,
*Rev. Politica Stiintei Scientometr.*2012,**1**, 71-74: Aurel Avramescu - pionier în interpretarea matematică a informaticii şi scientometriei (Aurel Avramescu - pioneer in the mathematical interpretation of informatics and scientometrics). - A. T. Balaban,
*Rev. Politica Stiintei Scientometr.*2012,**1**, 224-227: Costin D. Neniţescu. - A. T. Balaban,
*Hyle*2013,**19**, 106-134: Chemical graph theory and the Sherlock Holmes principle, - A. T. Balaban,
*J. Chem. Inf. Model.*2012,**52**, 2856-2869. Partitioned-formula tables for diamond hydrocarbons (diamondoids). - A. T. Balaban,
*J. Math. Chem*. 2013,**51**, 1043-1055: Diamond hydrocarbons revisited. Partitioned formula tables of diamondoids - A. T. Balaban,
*Chem. Phys. Lett*. 2013,**566**, 50-53: Bond-switch defects in carbon allotropes: Stone-Wales and connected exchange. - A. T. Balaban and C. Rücker,
*Central Eur. J. Chem.*2013,**11**, 1423-1430: How to specify the structure of substituted blade-like zigzag diamondoids. - A. T. Balaban, Proper use of citation counting: the impact factor was created as a metric only for journals, not for individual researchers,
*Rev. Politica Stiintei Scientometr.*2013,**2**, 108-111. - A. Ščavničar, A. T. Balaban, and M. Pompe,
*SAR QSAR Environ. Res.*2013,**24**, 553-5630: Application of variable anti-connectivity index to active sites. Modelling pK_{a}values of aliphatic monocarboxylic acids. - M. Randić, R. Orel, and A. T. Balaban, D
_{MAX}Matrix for graphs having the same Balaban*J*index.*MATCH Commun. Math. Comp. Chem.*2013,**70**, 239-258. - O. Oprea, M. Bem, M. T. Caproiu, C. Draghici,.R. D. Baratoiu, A. C. Radutiu,
^{ }A. Beteringhe, C. Enache, G. Ionita, T. Constantinescu and A. T. Balaban,*Rev. Roum. Chim.*2013,**58**, 327-334: Synthesis and properties of new 2-benzothiazole- and 2-benzoxazole-nitroaryl-sulfides. - A. T. Balaban,
*Croat. Chem. Acta*, 2013,**86**, 371-378: Theoretical study of hole-containing macromolecular d*iamond lattices*and corona-*diamondoid molecules*or their heteroatomic derivatives. - A. T. Balaban,
*Internat J. Chemical Modeling*2013,**5**, 137-143: Foreword to the special issue 5, dedicated to the 50^{th}anniversary of the election as corresponding member of the Roumanian Academy. - A. T. Balaban,
*The Open Chem. Phys. J.*2013,**5**, 1-10: Expanded carbon lattices and congeners with directionally inserted triple bonds. - A. Grassi, G. M. Lombardo, G. G. N. Angilella, N. H. March, R. Pucci, D. J. Klein, and A. T. Balaban,
*Phys. Chem. Liquids,*2014,**52**, 354-360: Fingerprints of antiaromaticity in the negative ion (Li_{3}Al_{4}^{–}) via an*ab initio*quantum-chemical study of the equilibrium structure of the inhomogenous electron liquid. - A. T. Balaban and C. Rücker,
*Arkivoc*, 2014 (**ii**) 346-361: Helical [*n*]catamantanes and*all-trans*-perhydroacenic [*n*]perimantanes: structures and von Baeyer IUPAC numbering of carbon atoms: - J. Kovic, T. Pisanski, A. T. Balaban, and P. W. Fowler,
*MATCH Commun. Math. Comp. Chem.*2014,**72**, 3-26: On symmetries of benzenoid systems. - C. Balaban and A. T. Balaban,
*Rev. Politica Stiintei Scientometr.*2014,**3**, 143-146: Academician Emilian Beatu, 100 years since his birth (in Rumanian). - A. T. Balaban,
*Rev. Chim. Bucharest,*2014,**65**, 741-743: Professor Claudiu Supuran, a highly cited chemist and biochemist.

784: A. T. Balaban, *Rev. Chim. Bucharest, *2014, **65**, 1530: In memoriam: Prof. Dr. Florin D. Badea (1931-2014) (in Roumanian).

- A. T. Balaban,
*Rev. Roum. Chim.*2015,**60**, 121-140: To be or not to be…aromatic? - A. T. Balaban, D. C. Young, J. Plavec, K. Pečnik, M. Pompe, J. E. Dahl, and R. M. K. Carlson,
*Magn. Reson. Chem.*2015,**53**, 1003-1016:: NMR Spectral properties of tetramantanes – nanometer-sized diamond molecules. - A. T. Balaban,
*Curr. Org. Chem.*2015,**19**, 387-395: Interdisciplinary aspecta of organic chemistry-cum-graph theory. - A. T. Balaban,
*Croat. Chem. Acta*, 2015,**88**, 7-14: Cyclic diamond structures with shared vertices, edges, or 6-membered rings. - A. T. Balaban, D. Bhattacharya, and D. J. Klein,
*Internat. J. Chem. Model.*2015,**6**, 201-220: Valence isomerizations of bicyclo[4.2.0]octatriene or bicyclo[6.2.0]decatetraene, and of their hetero-analogs: A computational study. - L. Griffin and A. T. Balaban,
*Rev. Roum. Chim.*2015,**60**, 121-140: A DFT and MP2 study of trends in*para*-substituted aryldiazenium-diolate (cupferron) derivatives. - A. T. Balaban,
*Revista Academica,*2015,**25**(3) 11: Solomon Marcus at 90 years – a beautiful example (in Roumanian). - A. T. Balaban and C. Nicolau,
*Revista Academica,*2015,**25**(11-12) 87-91: Zeno Simon and Quantym chemistry in Roumania (April 23 1935-November 21 2015) (in Roumanian). - A. T. Balaban, D. Bhattacharya, D. J. Klein, and Y. P. Ortiz,
*Internat. J. Quantum Chem.*2016,**116**, 113-122: Energies for cyclic and acyclic aggregates of adamantane and diamantane units sharing vertices, edges, or six-membered rings. - M. Šala, A. T. Balaban, M. Veber,
^{ }and M. Pompe,*MATCH, Commun. Math. Comput. Chem.*2016,**75**, 559-582: QSAR Models for estimating aryl hydrocarbon receptor binding affinity of polychlorobiphenyls, polycglorodibenzodioxins, and polychlorodibenzofurans. - A. T. Balaban,
*Rev. Chim. Bucharest*2016,**61**, 599-602: A chemical engineer with remarkable discoveries in organic chemistry, astrophysics, and number theory. - A. T. Balaban, The parrallel and antiparallel lives of Newton and Leibniz,
*Noema*, 2016,*15*, 233-243 (see also book chapter 55 and article 583, each with revisions). - A. T. Balaban,
*Rev. Chim. Bucharest*2016,**61**, 1655-1657: Nicholas Bodor: A chemist from Transylvania in the American Chemical Society’s Hall of Fame. - A. T. Balaban,
*Rev.**Chim. Bucharest*2016, 67, No. 8, I-II, Professor Claude Nicolau, a chemist who hopes to overcome diseases considered to be incurable. - A. T. Balaban,
*Rev. Roum. Chem.*2016,**61**, 625-627: Professor Claude Nicolau,honorary member of the Roumanian Academy, at his 80^{th}anniversary. - A. T. Balaban,
*Academica,*2016, 26, No. 10-11, 94-96: To donate something that enriches oneself (in Roumanian: A darui ceea te imbogateste pe tine insuti). - A. T. Balaban, T. Constantinescu,
^{ }M. Teodor Caproiu, M. Giorgi, and T. S. Balaban,*Ztschr, Naturforsch.*2017,**72b**, 89-94: Crystal and molecular structure of 1-picryl-2-phenyl-2-(4-picrylamidophenyl)-diazenium betaine: analogy between a picramido group and an oxygen atom. - A. T. Balaban, Y. P. Ortiz, D. J. Klein, and, D. Bhattacharya,
*Croat. Chem. Acta*, 2017,**89**, 463-470: Energies for cyclic and acyclic aggregates of adamantane sharing six-membered rings. - A. T. Balaban
*, Soc. Comput. Chem. Japan*2017,**16**, 33-37: Chemistry-Mathematics-Philosophy Brew: A Personal Approach. - R. D. Baratoiu (Carpen), M. Bem, A. C. Radutiu,
^{ }T. Spataru, M. Radu, M. Voicescu, G. Ionita, N. Stanica, T. Constantinescu, and A. T. Balaban,*Monateh. Chem.*2017, 148, 1411-1416: Picryl-2-phenyl-2-(4-picrylamidophenyl)-diazenium betaine and its radical-anion: synthesis and physical properties. - A. T. Balaban,
*Rev. Chim. Bucharest*, 2018, 69, 1-5: Mihail Barboiu : From molecular machines to biomimetic artificial membranes and dynamicconstitutional materials. - M. Randić
^{ }and A. T. Balaban,*Int. J.**Quantum Chem*.2018, 118, e25657. https:// doi.org/10.1002/ qua.25657: Local aromaticity and aromatic sextet theory beyond Clar. - M. Bem, A. C. Radutoiu, M. Voicescu, M. T. Caproiu, C. Draghici, M. Maganu, C. Enache, T. Cosnstantinescu, and A. T, Balaban,
*Rev. Roum. Chim.*2018, 63, 149-155: Nitrobenzo[c][1,2,5]oxadiazole (nitrobenzofurazan) derovatives woth a sulfide group in the 4-posiion. Synthesis and physical properties. - 808. A. T. Balaban, M. Randić, MATCH Commun. Math. Comput. Chem. 2019, 82, 139-162:Coding canonical Clar structures of polycyclicbenzenoid hydrocarbons
- J. A. Rodriguez-Velazquez and A. T. Balaban, Two J. Math. Chem. 2019, 57, 1053-1074: Two new topological indices based on graph adjacency matrix eigenvaluesand eigenvectors:
- A. T. Balaban, J. Res. Philos. Hist. 2019, 2, 44-53: Science. technology, ad medicine have progressed immensely during the last five centuries, yet mankind is threatened by self-destruction.
- A. T. Balaban, Struct. Chem. 2019, On pyrylium cations, molecular graphs, topological indices for QSAR, and various othersstructural problems (DOI: 10.1007/s11224-019-01341-w)

## D. Patents

- E. Cioranescu, L. Birladeanu, A.T. Balaban and P.T. Frangopol, Roumanian Patent 42340 (Nov. 6, 1961): Procedure for preparing 2,5-diaryloxazoles (scintillators).
- A.T. Balaban and F. Urseanu, Roumanian Patent 57177 (Jan. 9, 1979): Pyridinic cationic dyes and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 71869 (Aug. 4, 1979): N-Allylpyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 71870 (Aug. 4, 1979): N-Benzylpyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 71871 (Aug. 4, 1979): N-(2-Chloroethyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 71874 (Sep. 8, 1979): N-(2-Hydroxyethyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 72175 (Sep. 11, 1979): N-(2-Arylethyl)-pyridinium and N-(2-heteroaryl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 72176 (Sep. 11, 1979): N-Vinylpyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 73503 (Feb. 5, 1980): N-[2-Indol-3-yl)ethyl]-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu, A.T. Balaban and E. Stepan, Roumanian Patent 73504 (Feb. 5, 1980): N, N’-(1,?-polymethylene)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 73505 (Feb. 5, 1980): N-(2-Bromoethyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 73546 (May 23, 1980): N-(6’-Penicillanyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 73547 (May 24, 1980): N-(1-Hydroxy-2-butyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 74733 (June 17, 1980): N-(1,?-Carboxy-polymethylene)-pyridinium derivatives.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 76313 (Jan. 7, 1981): N-Arylpyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 76314 (Jan. 7, 1981): N-Heteroarylpyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 76343 (Jan. 13, 1981): N-(2-Diethylaminoethyl)-pyridinium derivatives and procedure for their preparation.
- A. Dinculescu and A.T. Balaban, Roumanian Patent 76503 (Feb. 5, 1981): Optically active N-hydroxyalkyl pyridinium salts and procedure for their preparation.
- A. Dinculescu, A.T. Balaban, and C. Sarbu, Roumanian Patent 76831 (Feb. 28,1981): 2,4,6-Trimethylpyrylium salts and procedure for their preparation.
- A. Dinculescu, A.T. Balaban, A. Blaga and E. Dinculescu, Roumanian Patent 76892 (March 26,1981): Procedure for photoreticulation of unsaturated polyesteric resins.
- E. Stepan and A.T. Balaban, Roumanian Patent 79547 (May 24,1982): Quaternary polypyridinium salts and procedure for their preparation.
- A. Dinculescu, V. Voroneanu, A. Ardeleanu and A.T. Balaban, Romanian Patent 79781 (June 26, 1982): Derivatives of N-piperazinylpiridinium and procedure for their preparation.
- E. Stepan and A.T. Balaban, Romanian Patent 81908 (April 22, 1983): Quaternary bispyridinium salts and procedure for their preparation.
- R.E. Garfield, A.T. Balaban, W.A. Seitz, D.J. Klein and M. Lesko, U. S. Patent 5,698,738 (Dec. 16, 1997); [Patent Appl. 08/440,970 (May 15, 1995); International Patent Appl. PCT/US/96/06942 (May 15, 1996)]: N-Nitroso-N-substituted hydroxylamines as nitric oxide donors.
- R.E. Garfield, A.T. Balaban and W.E. Seitz, U. S. Patent 5,869,539 (Feb. 9, 1999); [Patent Appl. 08/633,337 (April 17, 1996)]: Emulsions of perfluoro compounds as solvents for nitric oxide (NO).
- W.A. Seitz, R.E. Garfield, A.T. Balaban, and R.J. Stewart, U. S. Patent 6,103,275 (Aug. 5, 2000) [Patent Appl. 09/095,174 (June 10, 1998)]: Systems and methods for topical treatment with nitric oxide.
- A.T. Balaban, W. A. Seitz, M. A. Ilies, E. B. Thompson, R. E. Garfield, B. H. Johnson, A. L. Miller, and M. J. Wentz, , U. S. Patent 7,456,197, Nov. 25, 2008 [Patent Appl. 882,667, July 1, 2004]: Pyridinium cationic lipids as gene transfer agents.
- C.-S. Chen, F. Murad, K. A. Smith; Kenneth A, Seitz, W. J. Merrell, and A. T. Balaban, Extended production of nitric oxide from a microencapsulated nitrite salt and an aqueous acidified gel, US Patent 20,140,056,963 (2016).