Gunda Tamás

Néhány kiválasztott közlemény

Selected publications

  • Tamas E. Gunda and Katalin E. Kövér: Diels-Alder Reactions of 2,3-Dimethylenecephalosporins. Liebigs Ann. Chem., 1349 (1991)

  • T. E. Gunda and A. M. P. Koskinen: Carbamimidates, Carbamimidothioates and Related Compounds - The Effect of Lipophilicity on the Antibacterial Activity. Eur. J. Med. Chem., 26 449 (1991)

  • Tamas E. Gunda: Mannich Reactions of Cephalosporin Sulphoxides and Sulphones with Imonium Salts. An Improved Synthesis of 2-Methylene-cephalosporins. Synth. Commun., 22 2979 (1992)

  • Gy. Batta, T. E. Gunda, Z. Szabó, S. Berényi, Gy. Gulyás and S. Makleit: C-19 Configurational Assignements in Some Morphine Derivatives by Homonuclear NOE Magnetic Resonance in Chemistry,, 30 S96-S104, (1992)

  • János Pitlik, Tamás E. Gunda, Gyula Batta, József Jekő: Synthesis and Transformations of 3-Vinylcephalosporins. Part 6. Reactions of Cephalosporin Phosphoranes with Bifunctional Carbonyl Compounds; J.C.S.Perkin I., 3043-3046 (1994)

  • Tamas E. Gunda: Mol2mol - Automatic conversion and viewing of molecular file formats (Software and manual (78 pp)) Cherwell Scientific Publishing Ltd, Oxford, 1994;

  • Tamás E. Gunda, László Tamás, Szabolcs Sályi, Csaba Nemes and Ferenc Sztaricskai: A Very Mild and Quantitative Oxidation of Cephalosporins with Dimethyldioxirane; Tetrahedron Letters 36, 7111-7114 (1995)

  • Szabolcs Sályi, László Tamás, Tamás E. Gunda, and Ferenc Sztaricskai: An Improved Stereospecific Preparation of 7α-Alkoxycephalosporins; Synth. Commun. 26, 445-452 (1996)

  • László Sípos, Tamás Gunda and Miklós Zsuga: The role of complex formation in the anionic polymerization of L-lactide. Polymer Bulletin 38, 609 (1997)

  • Tamas E. Gunda and Ferenc Sztaricskai: 2-Amino-1-phenyl-propan-1,3-diol as Chiral Auxiliary. Application in the Synthesis of cis 3-Phthalimido-4-styryl-2-azetidinones; Tetrahedron 53, 7985-7998 (1997)

  • Tamás E. Gunda and Gabriella N. Szőke: Regiospecific Bromination of Cephalosporin Sulfones at C-2 with Cyanogen Bromide; Synth. Commun. 27, 3395-3404 (1997)

  • Gunda Tamás: Kémiai rajzolóprogramok - ISIS/Draw, ChemDraw és ChemWindow összevetése (Chemical structure drawing programs - The comparison of ISIS/Draw, ChemDraw and ChemWindow); Magy. Kém. Foly. 104, 25-33 (1998) - - - In wwww format:

  • Tamás E. Gunda, László Tamás and Szabolcs Sályi: Reactions of Cephalosporin Sulphones 1. Rearrangement of the ß-Lactam Ring to a Triazole Derivative. Tetrahedron Letters 39, 3061 (1998)

  • Tamás E. Gunda and Gabriella N. Szőke: Reactions of Cephalosporin Sulphones 2. Rearrangement of 2±-bromocephem sulphones to pyrroles. Tetrahedron 54, 6565 (1998)

  • László Tamás, Gabriella N. Szőke, Tamás E. Gunda and Ferenc Sztaricskai: On the Anomalous N-Methyl-morpholine N-oxide/Osmium tetroxide Oxidation of Penicillins and Cephalosporins. ACH - Modells in Chemistry 135, 207 (1998).

  • Tamas E. Gunda and Gabriella N. Szőke: Rearrangement Reactions of 2-Substituted Cephalosporins.
    "Electronic Conference on Heterocyclic Chemistry '98", Article 105, H. S. Rzepa and O. Kappe, (eds), Imperial College Press, 1998, ISBN 981-02-3594-1. See at www.ch.ic.ac.uk/ectoc/echet98/

  • László Tamás, Tamás E. Gunda and Ferenc Sztaricskai: On the Preparation of 2-Substituted Cephalosporin Sulfoxides via Anionic Intermediates. J. Chem. Soc. Perkin I, 721-725 (1999)

  • Tamas E.Gunda: Rearrangement and Degradation of Cephalosporins and Penicillins in the Presence of Mercury(II) Trifluoroacetate. Organic Letters 2, 103-105 (2000)

  • L. Tamás, T. E. Gunda, Gy. Batta, F. Sztaricskai: On the Preparation of 2-Substituted Cephalosporins. Part 2. Diels-Alder and 1,3-Dipolar Cycloadditions of 2-Crotonoyl-, 2-Sorbyl- and 2-Cinnamoyl-deacetoxycephalosporanate 1β-Oxides. Helv. Chim. Acta 86, 50-58 (2003)

  • Tamas E. Gunda, Gyula Batta: Reactions of Cephalosporin Sulfones 3. Synthesis of 2-Phenylhydrazonocephem-sulfones. A New Potential Entry to 2-Aminocephems J. Hetero. Chem. 43, 183-186 (2006)

  • Gunda Tamás: Átrendeződések a β-laktám antibiotikumok körében. (Rearrangements of β-Lactam Antibiotics) Magy. Kém. Foly. 117, 44-46 (2011)