Collect. Czech. Chem. Commun. 1994, 59, 1115-1125
https://doi.org/10.1135/cccc19941115

Photocolouration of 2,4,4,6-Tetraaryl-4H-thiopyrans: A Semiempirical Quantum Chemical Study

Stanislav Böhma, Pavel Šebekb, Stanislav Nešpůrekc and Josef Kuthana

a Department of Organic Chemistry, Prague Institute of Chemical Technology, 166 28 Prague 6, Czech Republic
b Institute of Organic Chemistry and Biochemistry,Academy of Sciences of the Czech Republic, 166 10 Prague 6, Czech Republic
c Institute of Macromolecular Chemistry,Academy of Sciences of the Czech Republic, 162 06 Prague 6, Czech Republic

Individual author index pages


Other CCCC articles of these authors

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  • Otto Exner* and Stanislav Böhm
    Analysis of the Ortho Effect: Basicity of 2-Substituted Benzonitriles
    2006, Vol. 71, Issue 8, pp. 1239–1255 [Abstract]
  • Stanislav Böhm and Otto Exner*
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    2005, Vol. 70, Issue 10, pp. 1577–1588 [Abstract]
  • Stanislav Böhm and Otto Exner*
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    2005, Vol. 70, Issue 3, pp. 370–382 [Abstract]
  • Jiří Kroulík*, Jan Čejka, Petr Sedmera, Alexandr Jegorov, Bohumil Kratochvíl and Josef Kuthan
    Rearrangement of Substituted 2,4,4,6-Tetraaryl-4H-thiopyrans to Triaryl-3aH-benzo[3,4]cyclopenta[1,2-b]thiophene
    2004, Vol. 69, Issue 8, pp. 1631–1642 [Abstract]
  • Stanislav Böhm and Otto Exner*
    Attenuation of the Substituent Effects Along the Aliphatic Chain
    2004, Vol. 69, Issue 5, pp. 984–995 [Abstract]
  • Juraj Bernát, Eva Balentová, Pavol Kristian*, Ján Imrich, Erik Sedlák, Ivan Danihel, Stanislav Böhm, Naďa Prónayová, Kalevi Pihlaja and Karel D. Klika
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    2004, Vol. 69, Issue 4, pp. 833–849 [Abstract]
  • Jan Čejka, Bohumil Kratochvíl, Stanislav Böhm, Ivana Císařová, Ladislav Cvak and Alexandr Jegorov*
    Structural Study of Dopamine Agonist Lisuride
    2003, Vol. 68, Issue 11, pp. 2150–2158 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Ivana Císařová, Ladislav Cvak, Alexandr Jegorov* and Stanislav Böhm
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    2002, Vol. 67, Issue 4, pp. 479–489 [Abstract]
  • Otto Exner and Stanislav Böhm*
    Resonance Energy in Benzene Derivatives with a Variable Functional Group
    2001, Vol. 66, Issue 11, pp. 1623–1637 [Abstract]
  • Radek Pohl, Jan Sýkora, Petr Maloň, Stanislav Böhm*, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. XIII. An Insight Into the Absolute Stereochemistry of Atropisomeric (Z)-3-(Imidazo[1,2-a]pyridin-3-yl)prop-2-en-1-ones
    2000, Vol. 65, Issue 10, pp. 1643–1652 [Abstract]
  • Daniel Alexander, Stanislav Böhm, Ivana Císařová, Petr Holý, Jaroslav Podlaha, Miroslav Šlouf and Jiří Závada*
    Sterically Crowded Hexaalkyl Benzene-1,2,3,4,5,6-hexakis[α-(alkoxycarbonyl)propanoates]. Synthesis and Conformation Analysis
    2000, Vol. 65, Issue 5, pp. 673–694 [Abstract]
  • Robert Klvaňa, Radek Pohl, Jan Pawlas, Jan Čejka, Hana Dvořáková, Richard Hrabal, Stanislav Böhm*, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. XII. Atropisomerism of (1-Aryl-3,5-diphenyl-1H-pyrrol-2-yl)(phenyl)methanones
    2000, Vol. 65, Issue 5, pp. 651–666 [Abstract]
  • Ivana Císařová, Jaroslav Podlaha, Stanislav Böhm and Otto Exner*
    Steric Effects and Steric Inhibition of Resonance in Benzene Derivatives: 2,3-Dimethylbenzoic Acid
    2000, Vol. 65, Issue 2, pp. 216–226 [Abstract]
  • Stanislav Böhm*, Radek Pohl and Josef Kuthan
    Sterically Crowded Heterocycles. XI. A Semiempirical Prediction of Enantiomerization Barriers for Substituted (Z)-3-(Imidazo[1,2-a]pyridin-3-yl)-1-phenylprop-2-en-1-ones
    1999, Vol. 64, Issue 11, pp. 1761–1769 [Abstract]
  • Radek Pohl, Stanislav Böhm and Josef Kuthan*
    Sterically Crowded Heterocycles. X. A New Mechanistic Approach to the Ferricyanide Oxidation of 4,6'-Disubstituted 1-(Pyridin-2'-yl)-2,6-diphenylpyridinium Salts
    1999, Vol. 64, Issue 8, pp. 1274–1294 [Abstract]
  • Jiří Kroulík, Martin Chadim, Miroslav Polášek, Stanislav Nešpůrek and Josef Kuthan
    Synthesis of Some New Functionalized 2,4,4,6-Tetraphenyl-4H-thiopyrans and Study on Their Photocolouration
    1998, Vol. 63, Issue 5, pp. 662–680 [Abstract]
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    1998, Vol. 63, Issue 3, pp. 387–393 [Abstract]
  • Stanislav Böhm, Tomáš Strnad, Iveta Ruppertová and Josef Kuthan
    Sterically Crowded Heterocycles. IX. New α,β-Unsaturated Ketones Containing Imidazo[1,2-a]quinoline, Imidazo[2,1-a]isoquinoline, Benzo[h]imidazo[1,2-a]quinoline and Imidazo[1,2-a]-1,10-phenanthroline Moieties
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    1996, Vol. 61, Issue 11, pp. 1615–1619 [Abstract]
  • Richard Kubík, Stanislav Böhm, Jan Čejka, Vladimír Havlíček, Tomáš Strnad, Bohumil Kratochvíl and Josef Kuthan
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    1996, Vol. 61, Issue 4, pp. 615–621 [Abstract]
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  • Stanislav Böhm, Mojmír Adamec, Stanislav Nešpůrek and Josef Kuthan
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    1995, Vol. 60, Issue 10, pp. 1621–1633 [Abstract]
  • Stanislav Böhm, Richard Kubík, Martin Hradilek, Jan Němeček, Michal Hušák, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. II. Conformational Structure of 2-Phenyl-3-[(Z)-1,3-diphenyl-3-oxopropenyl]imidazo[1,2-a]pyridine and Related Compounds
    1995, Vol. 60, Issue 1, pp. 115–126 [Abstract]
  • Stanislav Böhm, Richard Kubík, Martin Hradilek, Jan Němeček, Michal Hušák, Svetlana Pakhomova, Jan Ondráček, Bohumil Kratochvíl and Josef Kuthan
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    1994, Vol. 59, Issue 12, pp. 2677–2690 [Abstract]
  • Pavel Šebek, Jiří Kroulík, Petr Sedmera, Vladimír Havlíček and Josef Kuthan
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    1994, Vol. 59, Issue 10, pp. 2269–2281 [Abstract]
  • Zdeněk Friedl and Stanislav Böhm
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    1994, Vol. 59, Issue 7, pp. 1467–1471 [Abstract]
  • Stanislav Böhm, Michal Hocek, Jan Němeček, Vladimír Havlíček and Josef Kuthan
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    1994, Vol. 59, Issue 5, pp. 1105–1114 [Abstract]
  • Stanislav Böhm, Michal Hocek, Stanislav Nešpůrek and Josef Kuthan
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    1994, Vol. 59, Issue 2, pp. 262–272 [Abstract]
  • Ivan Kmínek, Stanislav Nešpůrek, Eduard Brynda, Jiří Pfleger, Věra Cimrová and Wolfram Schnabel
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    1993, Vol. 58, Issue 10, pp. 2337–2348 [Abstract]
  • Pavel Šebek, Petr Sedmera, Stanislav Böhm and Josef Kuthan
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    1993, Vol. 58, Issue 4, pp. 882–892 [Abstract]
  • Pavel Šebek, Petr Sedmera and Josef Kuthan
    Photochemical Transformations of 2,4,4,6-Tetraphenyl-4H-thiopyran-1,1-dioxide and Some Its para-Substituted Derivatives
    1993, Vol. 58, Issue 4, pp. 869–881 [Abstract]
  • Pavel Šebek, Jiří Novotný, Bohumil Kratochvíl, Marián Schwarz and Josef Kuthan
    Conformation Dependent Cyclizations of 1,3,3,5-Tetraphenylpentane-1,5-dione
    1992, Vol. 57, Issue 11, pp. 2383–2399 [Abstract]
  • Stanislav Böhm, Richard Kubík, Jan Němeček and Josef Kuthan
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    1992, Vol. 57, Issue 8, pp. 1672–1683 [Abstract]
  • Jaroslav Vojtěchovský, Jindřich Hašek, Stanislav Nešpůrek and Mojmír Adamec
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  • Marián Schwarz, Pavel Šebek and Josef Kuthan
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    1992, Vol. 57, Issue 3, pp. 546–555 [Abstract]
  • Stanislav Böhm, Richard Kubík, Jiří Novotný, Jan Ondráček, Bohumil Kratochvíl and Josef Kuthan
    Reinvestigation of heterocyclic structures: Oxidation products from 1-substituted 2,4,6-triphenylpyridinium salts
    1991, Vol. 56, Issue 11, pp. 2326–2339 [Abstract]
  • Antonín Kurfürst, Pavel Lhoták, Petr Nádeník, Františka Raclová-Pavlíková and Josef Kuthan
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    1991, Vol. 56, Issue 7, pp. 1495–1504 [Abstract]
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  • Antonín Kurfürst, Josef Kuthan, Pavel Lhoták, Petr Nádeník, Werner Schroth and Roland Spitzner
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    1990, Vol. 55, Issue 11, pp. 2722–2730 [Abstract]
  • Jiří Krechl, Šárka Beranová, Věra Volkeová, Jiří Volke and Josef Kuthan
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  • Jiří Krechl, Svatava Smrčková, Miroslav Ludwig and Josef Kuthan
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    1990, Vol. 55, Issue 2, pp. 469–478 [Abstract]
  • Jiří Krechl, Svatava Smrčková and Josef Kuthan
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  • Stanislav Böhm and Josef Kuthan
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    1989, Vol. 54, Issue 6, pp. 1705–1715 [Abstract]
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    1989, Vol. 54, Issue 5, pp. 1203–1208 [Abstract]
  • Jiří Krechl, Stanislav Böhm, Svatava Smrčková and Josef Kuthan
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    1989, Vol. 54, Issue 3, pp. 673–683 [Abstract]
  • Antonín Kurfürst, Pavel Lhoták, Miroslav Petrů and Josef Kuthan
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    1989, Vol. 54, Issue 2, pp. 462–472 [Abstract]
  • Stanislav Böhm, Hanuš Slavík and Josef Kuthan
    Ferricyanide oxidation of 1-substituted pentaphenylpyridinium salts. A novel route to 1-substituted 2,3,4,5-tetraphenylpyrroles
    1989, Vol. 54, Issue 1, pp. 200–205 [Abstract]
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    1989, Vol. 54, Issue 1, pp. 1–17 [Abstract]
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  • Ivan Danihel, Pavol Kristian, Stanislav Böhm and Josef Kuthan
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    1987, Vol. 52, Issue 9, pp. 2115–2124 [Abstract]
  • Jiří Krechl, Daniela Mižaninová, Jiří Volke and Josef Kuthan
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  • Stanislav Böhm, Renata Prantová, David Šaman, Petr Trška and Josef Kuthan
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  • Zdeněk Friedl, Stanislav Böhm, Igor Goljer, Anna Piklerová, Daniela Poórová, Anna Ríčková and Jaroslav Kováč
    Polar effects on 13C NMR chemical shifts and rotational barriers of amides. A dual substituent parameters analysis of N,N-dimethyl-3-(5-substituted-2-furyl)-acrylamides
    1987, Vol. 52, Issue 2, pp. 409–424 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    MO study of 2,2,4-trimethyl-2H-pyran, the simplest stable 2H-pyran derivative
    1987, Vol. 52, Issue 2, pp. 399–408 [Abstract]
  • Štefan Marchalín, Jan Fähnrich, Milan Popl and Josef Kuthan
    New organic luminophores on the basis of cyano- and dicyanopyridines
    1986, Vol. 51, Issue 5, pp. 1061–1070 [Abstract]
  • Hans-Jörg Hofmann, Christine Bartzsch, Cornelius Weiss and Josef Kuthan
    A MO treatment of solvent influence on the amide group rotation in 1-methylnicotinamides
    1985, Vol. 50, Issue 11, pp. 2438–2442 [Abstract]
  • Štefan Marchalín and Josef Kuthan
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    1985, Vol. 50, Issue 9, pp. 1962–1970 [Abstract]
  • Štefan Marchalín, Václav Jehlička, Stanislav Böhm, Petr Trška and Josef Kuthan
    Molecular structure of para-substituted 3-aryl-2-arylmethylene-3-oxopropanenitriles in solution phase
    1985, Vol. 50, Issue 9, pp. 1935–1947 [Abstract]
  • Štefan Marchalín and Josef Kuthan
    Synthesis of cyano derivatives with diazaquaterphenyl skeleton
    1985, Vol. 50, Issue 8, pp. 1870–1877 [Abstract]
  • Štefan Marchalín and Josef Kuthan
    Cyclocondensation reactions of 3-aryl-2-benzylidene-3-oxopropanenitriles with acetylaromatic derivatives
    1985, Vol. 50, Issue 8, pp. 1862–1869 [Abstract]
  • Jindřich Hašek, Paul T. Beurskens, Jiří Obrda, Stanislav Nešpůrek, Hendrik Schenk, Kees Goubitz, Karel Huml and Jan Dirk Schagen
    The crystal and molecular structure of 3-N-pyridylsydnone
    1985, Vol. 50, Issue 8, pp. 1764–1773 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
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    1984, Vol. 49, Issue 11, pp. 2620–2627 [Abstract]
  • Štefan Marchalín and Josef Kuthan
    A new approach to 5H-pyrano[2,3-d]pyrimidine derivatives
    1984, Vol. 49, Issue 10, pp. 2309–2314 [Abstract]
  • Zdeněk Friedl, Pavel Fiedler, Ján Biroš, Věra Uchytilová, Igor Tvaroška, Stanislav Böhm and Otto Exner
    Electrostatic effects on conformational equilibria: Solvation enthalpies and the reaction field theory
    1984, Vol. 49, Issue 9, pp. 2050–2069 [Abstract]
  • Štefan Marchalín and Josef Kuthan
    Cyclocondensation reactions of 4-R-benzylidene-4-phenylbenzoylacetonitriles with cycloalkanones
    1984, Vol. 49, Issue 6, pp. 1395–1408 [Abstract]
  • Josef Kuthan, Jiří Krechl, Martin Bělohradský and Petr Trška
    Mechanism of 1-phenyl-1,4-dihydropyridine formation in reaction of 1-phenylpyridinum chloride with alkali metal alkoxides
    1984, Vol. 49, Issue 3, pp. 597–602 [Abstract]
  • Petr Nesvadba and Josef Kuthan
    Oxidation of 1,2,3,4,6-substituted pyridinium salts with ferricyanide
    1984, Vol. 49, Issue 2, pp. 543–548 [Abstract]
  • Štefan Marchalín, Petr Trška and Josef Kuthan
    13C NMR and IR study of substitution effects and mass spectra of biphenyl analogues of α-cyanochalcones
    1984, Vol. 49, Issue 2, pp. 421–432 [Abstract]
  • Petr Nesvadba, Petr Štrop and Josef Kuthan
    A new heterocyclic ring closure in ferricyanide oxidation of 2,4,6-triphenylpyridinium salts
    1983, Vol. 48, Issue 11, pp. 3307–3314 [Abstract]
  • Štefan Marchalín and Josef Kuthan
    The use of 4-R1-benzylidene-4-phenylbenzoylacetonitriles for synthesis of unsymmetrically substituted 3,5-dicyano-1,4-dihydropyridines and 2-amino-4H-pyrans
    1983, Vol. 48, Issue 11, pp. 3123–3129 [Abstract]
  • Štefan Marchalín and Josef Kuthan
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    1983, Vol. 48, Issue 11, pp. 3112–3122 [Abstract]
  • Petr Nesvadba and Josef Kuthan
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  • Františka Pavlíková-Raclová and Josef Kuthan
    Polarographic reduction of 1-(p-substituted benzyl)-3-cyanopyridinium chlorides
    1983, Vol. 48, Issue 8, pp. 2273–2283 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    An ab initio MO study of conformation structure of nicotinamide and its derivatives
    1983, Vol. 48, Issue 7, pp. 1842–1853 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
    Chemical transformations of nitromethyl group in 3,5-dicyano-1,4,4,6-tetramethyl-2-nitromethyl-1,4-dihydropyridine
    1983, Vol. 48, Issue 6, pp. 1718–1728 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
    Quantum-chemical interpretation of electronic absorption spectra of the Hantzsch 1,4-dihydropyridines
    1983, Vol. 48, Issue 5, pp. 1422–1429 [Abstract]
  • Františka Pavlíková-Raclová and Josef Kuthan
    Substituent effect in electrochemical and ferricyanide oxidations of para-substituted 1-benzyl-3-carbamoyl-1,4-dihydropyridines
    1983, Vol. 48, Issue 5, pp. 1408–1421 [Abstract]
  • Františka Pavlíková-Raclová and Josef Kuthan
    Substituent effect in addition of cyanide ion to p-substituted 1-benzyl-3-carbamoylpyridinium chlorides
    1983, Vol. 48, Issue 5, pp. 1401–1407 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    Optimization of molecular geometry of meta-substituted benzoic acids and their anions by gradient CNDO/2 method
    1983, Vol. 48, Issue 4, pp. 1019–1029 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    MO study of molecular and electronic structure of 2,2-dimethyl-2H-pyran and its acyclic valence isomers
    1983, Vol. 48, Issue 4, pp. 1007–1018 [Abstract]
  • Jaroslav Paleček, Manfred Pavlík and Josef Kuthan
    Chemical transformations of ethyl 3,5-dicyano-2,4,4,6-tetramethyl-1,4-dihydro-1-pyridyl acetate, sythesis of a new N-vinyl monomer
    1983, Vol. 48, Issue 2, pp. 617–622 [Abstract]
  • Jaroslav Paleček, Manfred Pavlík and Josef Kuthan
    N-alkylation of Hantzsch 1,4-dihydropyridines with esters of halogenocarboxylic acids
    1983, Vol. 48, Issue 2, pp. 608–616 [Abstract]
  • Petr Nesvadba and Josef Kuthan
    Oxidative elimination of tert-butyl group from α position of quarternary pyridinium salts
    1983, Vol. 48, Issue 2, pp. 511–516 [Abstract]
  • Jiří Krechl and Josef Kuthan
    Molecular geometry of ribofuranoses obtained from semi-empirical MO calculations
    1983, Vol. 48, Issue 2, pp. 504–510 [Abstract]
  • Jiří Krechl and Josef Kuthan
    Semi-empirical MO study of refractions modelling biochemical oxidation of ethanol
    1983, Vol. 48, Issue 2, pp. 484–503 [Abstract]
  • Miloslav Šorm, Stanislav Nešpůrek, Miloslav Procházka and Igor Koropecký
    Organic semiconductors: Simple and complex salts of 1-methyl-3-alkylimidazolium 7,7,8,8-tetracyano-p-quinodimethane
    1983, Vol. 48, Issue 1, pp. 103–111 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    Optimization of molecular geometry of para-substituted benzoic acids and their anions by means of gradient CNDO/2 method
    1982, Vol. 47, Issue 12, pp. 3393–3404 [Abstract]
  • Josef Kuthan, Jiří Krechl and Martin Bělohradský
    Preparation of 1-phenyldihydropyridines polydeuterated in their heterocyclic ring
    1982, Vol. 47, Issue 12, pp. 3283–3287 [Abstract]
  • Jiří Krechl, Stanislav Böhm and Josef Kuthan
    Quantum-chemical MO study of protonation of 1-methyl-1,4-dihydronicotinamide
    1982, Vol. 47, Issue 11, pp. 3044–3054 [Abstract]
  • Josef Kuthan and Františka Pavlíková-Raclová
    Polarographic reduction of p-substituted 1-benzyl-3-carbamoylpyridinium chlorides
    1982, Vol. 47, Issue 11, pp. 2890–2903 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    ab initio MO-SCF study of prototropic transformations of non-substituted dihydropyridines
    1982, Vol. 47, Issue 10, pp. 2735–2745 [Abstract]
  • Jiří Krechl and Josef Kuthan
    A CNDO/2 study of reactivity of methylene group in 1-methyl-1,4-dihydronicotinamide
    1982, Vol. 47, Issue 6, pp. 1621–1631 [Abstract]
  • Petr Nesvadba and Josef Kuthan
    Oxidation of polysubstituted pyridinium salts
    1982, Vol. 47, Issue 5, pp. 1494–1502 [Abstract]
  • Dušan Ilavský and Josef Kuthan
    Electronic spectra of 2- and 4-substituted 3,5-dicyano-6-methylpyridines
    1981, Vol. 46, Issue 11, pp. 2687–2695 [Abstract]
  • Stanislav Böhm and Josef Kuthan
    Comparison of non-empirical and semiempirical SCF MO calculations of non-substituted dihydropyridines
    1981, Vol. 46, Issue 9, pp. 2068–2075 [Abstract]
  • Josef Kuthan and Stanislav Böhm
    MO study of molecular and electronic structure of 2H and 4H-pyrans
    1981, Vol. 46, Issue 3, pp. 759–771 [Abstract]
  • Josef Kuthan, Jaroslav Paleček and Jiří Valihrach
    Stable 2H-pyran derivatives accessible by cyclocondensation of p-substituted benzoylacetonitriles
    1981, Vol. 46, Issue 3, pp. 748–758 [Abstract]
  • Jiří Krechl and Josef Kuthan
    CNDO/2 study of interaction of 1-methyl-1,4-dihydronicotinamide and acetaldehyde
    1981, Vol. 46, Issue 3, pp. 740–747 [Abstract]
  • Jaroslav Paleček, Jaroslav Kopecký and Josef Kuthan
    N-alkylation of 3,5-dicyano-2,4,4,6-tetramethyl-1,4-dihydropyridine with some α,ω-dihalogeno-N-alkenes
    1980, Vol. 45, Issue 12, pp. 3370–3377 [Abstract]
  • Josef Kuthan, Antonín Kurfürst, Františka Raclová and Jiří Volke
    Polarographic reduction of 2-nitromethyl-4,4,6-trimethyl-3,5-dicyano-1,4-dihydropyridine and of its 4,4-spiroanalogues
    1980, Vol. 45, Issue 11, pp. 2938–2948 [Abstract]
  • Jiří Krechl and Josef Kuthan
    EHT study of reactivity of methylene group in 1-methyl-1,4-dihydronicotinamide
    1980, Vol. 45, Issue 9, pp. 2425–2432 [Abstract]
  • Ivan Danihel and Josef Kuthan
    Quantum-chemical study of dissociation of meta and para substituted benzoic acids at all-valence-electrons level
    1980, Vol. 45, Issue 8, pp. 2201–2214 [Abstract]
  • Jiří Krechl and Josef Kuthan
    On applicability of CNDO/S-ci method to calculation of electronic spectra. 1-Methyl-3-carbamoylpyridinium cation and 1,4-dihydronicotinamide
    1980, Vol. 45, Issue 8, pp. 2194–2200 [Abstract]
  • Jiří Krechl and Josef Kuthan
    EHT study of system 1-methyl-1,4-dihydronicotinamide-acetaldehyde
    1980, Vol. 45, Issue 8, pp. 2187–2193 [Abstract]
  • Josef Kuthan, Stanislav Böhm and Jiří Mostecký
    Quantum-chemical calculation as an aid in synthesis of prostaglandins, attempt of prediction of relative stability of four stereoisomeric methyl 7-hydroxy-2-oxa-3-oxobicyclo[3.3.0]octane-6-carboxylates
    1980, Vol. 45, Issue 8, pp. 2179–2186 [Abstract]
  • Ivan Danihel, Pavol Kristian, Josef Kuthan and Mária Minčíková
    Quantum-chemical study of substituent effects in meta and para substituted phenyl isothiocyanates in π-electronic approximation
    1980, Vol. 45, Issue 4, pp. 1056–1064 [Abstract]
  • Antonín Kurfürst, Františka Raclová and Josef Kuthan
    Nitration of some polyalkyl-3,5-dicyano-1,4-dihydropyridines and fragmentation of their products by electron impact
    1980, Vol. 45, Issue 2, pp. 397–405 [Abstract]
  • Dušan Ilavský, Václav Jehlička and Josef Kuthan
    Structure of reaction product of 3-aminocrotononitrile with esters of alkoxymethylenecyanoacetic acid
    1979, Vol. 44, Issue 11, pp. 3288–3295 [Abstract]
  • Hans-Jörg Hofmann and Josef Kuthan
    On the conformational structure of nicotinamide and methyl-1,4-dihydronicotinamide
    1979, Vol. 44, Issue 9, pp. 2633–2638 [Abstract]
  • Josef Kuthan, Petr Nesvadba, Milan Popl and Jan Fähnrich
    Some 3-cyano-4,6-diaryl-2-pyridones with luminiscent properties
    1979, Vol. 44, Issue 8, pp. 2409–2416 [Abstract]
  • Dušan Ilavský, Jiří Krechl, Petr Trška and Josef Kuthan
    Electronic structure and properties of alkoxymethylenemalonic acid derivatives
    1979, Vol. 44, Issue 5, pp. 1423–1433 [Abstract]
  • Josef Kuthan, Dušan Ilavský and Jiří Krechl
    Electronic absorption spectra and π-electron structure of 2-propenylidene-1,2-dihydropyridine and its derivatives
    1979, Vol. 44, Issue 3, pp. 884–894 [Abstract]
  • Ivan Danihel and Josef Kuthan
    Contribution to study of π-electronic effects in monosubstituted benzenes
    1979, Vol. 44, Issue 3, pp. 873–883 [Abstract]
  • Josef Kuthan, Stanislav Böhm and Vratislav Skála
    On applicability of EHT method for study of interactions of pyridinium ions with anions. Calculations of pyridine hydrochloride
    1979, Vol. 44, Issue 1, pp. 99–109 [Abstract]
  • Josef Kuthan, Vratislav Skála and Stanislav Böhm
    EHT-study of 1-methylpyridinium fluoride and tetrafluoroborate
    1978, Vol. 43, Issue 11, pp. 3071–3078 [Abstract]
  • Vratislav Skála and Josef Kuthan
    EHT study of interaction of 1-methyl-3-carbamoylpyridinium with cyanide
    1978, Vol. 43, Issue 11, pp. 3064–3070 [Abstract]
  • Josef Kuthan, Vratislav Skála and Stanislav Böhm
    EHT demonstration of ionic structure of 1-methyl-3-carbamoylpyridinium fluoride and tetrafluoroborate
    1978, Vol. 43, Issue 11, pp. 3056–3063 [Abstract]
  • Vratislav Skála and Josef Kuthan
    Contribution to EHT conformation analysis of 1-methyl-3-carbamoylpyridinium cation
    1978, Vol. 43, Issue 11, pp. 3049–3055 [Abstract]
  • Josef Kuthan, Dušan Ilavský, Jiří Krechl, Vladislav Kubelka and Petr Trška
    New cyclocondensation reaction of 3-alkylaminocrotononitriles
    1978, Vol. 43, Issue 8, pp. 2024–2036 [Abstract]
  • Josef Kuthan, Antonín Kurfürst, Zdeněk Prošek and Jaroslav Paleček
    Substituent effect in 1H-NMR spectra of the Hantzsch 1,4-dihydropyridines. meta and para Substituted 4-phenyl derivatives
    1978, Vol. 43, Issue 4, pp. 1068–1079 [Abstract]
  • Lubomír Musil, Jaroslav Paleček and Josef Kuthan
    Substituent effect in electronic and 1H-NMR spectra of 1- and 4-alkylated 3,5-dicyano-2,6-dimethyl-1,4-dihydropyridines
    1978, Vol. 43, Issue 4, pp. 946–959 [Abstract]
  • Josef Kuthan, Ivan Daniel and Vratislav Skála
    Quantum chemical study of dissociation of meta and para substituted benzoic acids in π-electron approximation
    1978, Vol. 43, Issue 2, pp. 447–462 [Abstract]
  • Vratislav Skála, Stanislav Böhm, Jaroslav Paleček and Josef Kuthan
    Electronic and mass spectra of 2,6-disubstituted phenyl and 2-styryl derivatives of 3,5-dicyanopyridines and their 1,4-dihydroanalogues
    1978, Vol. 43, Issue 2, pp. 434–446 [Abstract]