Collect. Czech. Chem. Commun.
2007, 72, 347-362
https://doi.org/10.1135/cccc20070347
Heterocyclization of (Acridin-9-yl)thiosemicarbazides with Dimethyl Acetylenedicarboxylate
Jana Tomaščikováa, Ján Imricha,*, Ivan Danihela, Stanislav Böhmb and Pavol Kristiana
a Institute of Chemistry, Faculty of Science, P. J. Šafárik University, SK-041 67 Košice, Slovak Republic
b Department of Organic Chemistry, Institute of Chemical Technology, Prague, CZ-166 28 Prague 6, Czech Republic
Individual author index pages
Other CCCC articles of these authors
- Ladislav Janovec, Stanislav Böhm, Ivan Danihel, Ján Imrich*, Pavol Kristian and Karel D. Klika
Theoretical Confirmation of the Reaction Mechanism Leading to Regioselective Formation of Thiazolidin-4-one from Bromoacetic Acid Derivatives
2007, Vol. 72, Issue 10, pp. 1435–1445 [Abstract] - Stanislav Böhm and Otto Exner*
Revision of the Dual-Substituent-Parameter Treatment; Reaction Series with a Donor Reaction Centre
2007, Vol. 72, Issue 8, pp. 1158–1176 [Abstract] - 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*
Estimation of Resonance Energy from Forced Nonplanar Conformations of Conjugated Molecules
2005, Vol. 70, Issue 10, pp. 1577–1588 [Abstract] - Stanislav Böhm and Otto Exner*
Interaction of Polar Groups with a Bulky Hydrocarbon Residue: Polarizability and Steric Effects
2005, Vol. 70, Issue 3, pp. 370–382 [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
Methylation of Acridin-9-ylthioureas. Structure, Fluorescence and Biological Properties of Products
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] - Ladislav Janovec, Gejza Suchár, Ján Imrich, Pavol Kristian*, Vlasta Sasinková, Juraj Alföldi and Erik Sedlák
9-Isothiocyanatoanthracene as a Versatile Starting Compound in the Chemistry of Anthracen-9-yl Derivatives
2002, Vol. 67, Issue 5, pp. 665–678 [Abstract] - Michal Hušák, Bohumil Kratochvíl, Ivana Císařová, Ladislav Cvak, Alexandr Jegorov* and Stanislav Böhm
Crystal Forms of Semisynthetic Ergot Alkaloid Terguride
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] - Ivan Danihel, Kalevi Pihlaja, Ján Imrich, Gejza Suchár, Pavol Kristian, Stanislav Böhm and Slávka Hočová
Configuration and Conformation Study of S-Allyl O-Methyl N-(2- and 4-Substituted Acridin-9-yl)thiocarbonimidates in Relation to Their [3,3] Sigmatropic Rearrangement
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
1997, Vol. 62, Issue 10, pp. 1599–1611 [Abstract] - Juraj Bernát, Pavol Kristian, Jana Guspanová, Ján Imrich and Tatiana Bušová
A Convenient One-Pot Synthesis of α-Isothiocyanatoethers and Unusual Course of Some of Its Nucleophilic Displacement Reactions
1997, Vol. 62, Issue 9, pp. 1491–1496 [Abstract] - Oľga Hritzová, Gejza Suchár, Ivan Danihel and Peter Kutschy
Solvent Effect on the Structure and Infrared Spectra of N-(3-Chloro-2-benzo[b]thienocarbonyl)-N'-ethylthiourea
1996, Vol. 61, Issue 11, pp. 1620–1626 [Abstract] - Ivan Danihel, Gejza Suchár, Pavol Kristian and Stanislav Böhm
Dipole Moments of 2- and 4-Substituted 9-Isothiocyanatoacridines
1996, Vol. 61, Issue 11, pp. 1615–1619 [Abstract] - Richard Kubík, Stanislav Böhm, Jan Čejka, Vladimír Havlíček, Tomáš Strnad, Bohumil Kratochvíl and Josef Kuthan
Sterically Crowded Heterocycles. VIII. Preparative Photoisomerization of Some Imidazo[1,2-a]pyridines
1996, Vol. 61, Issue 10, pp. 1473–1488 [Abstract] - Richard Kubík, Stanislav Böhm and Josef Kuthan
Sterically Crowded Heterocycles. VII. Reduction of Some (Z)-1,3-Diphenyl-3-(2-phenylimidazo[1,2-a]pyridin-3-yl)prop-2-en-1-ones as Their Axial Chirality Probe
1996, Vol. 61, Issue 7, pp. 1018–1026 [Abstract] - Stanislav Böhm, Iveta Ruppertová, Vladimír Havlíček and Josef Kuthan
On Some 2,4,6-Triphenylpyridinium 2-Benzimidazolate Inner Salts
1996, Vol. 61, Issue 4, pp. 597–604 [Abstract] - Ján Imrich, Juraj Bernát, Pavol Kristian, Tatiana Bušová and Slávka Hočová
Reaction of O-Alkyl-N-substituted Iminothiocarbonates with Bromoacetyl Bromide. A General Method for the Synthesis of 3-Substituted 1,3-Thiazolidine-2,4-diones
1996, Vol. 61, Issue 3, pp. 432–436 [Abstract] - Richard Kubík, Stanislav Böhm, Iveta Ruppertová and Josef Kuthan
Sterically Crowded Heterocycles. III. A General Approach to Imidazo[1,2-a]pyridines by Ferricyanide Oxidation of Quaternary Pyridinium Salts
1996, Vol. 61, Issue 1, pp. 126–138 [Abstract] - Stanislav Böhm, Mojmír Adamec, Stanislav Nešpůrek and Josef Kuthan
Photocolouration of 2,4,4,6-Tetraaryl-4H-pyrans and Their Heteroanalogues: Importance of Hypervalent Photoisomers
1995, Vol. 60, Issue 10, pp. 1621–1633 [Abstract] - Gejza Suchár and Ivan Danihel
Dipole Moments of para-Substituted N-Phenylsulfonyl-N'-Allylthioureas
1995, Vol. 60, Issue 5, pp. 856–862 [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
Sterically Crowded Heterocycles. I. Molecular Structure of 3-Chain Substituted 2-Phenylimidazo[1,2-a]pyridinium Salts
1994, Vol. 59, Issue 12, pp. 2677–2690 [Abstract] - Milan Dzurilla, Peter Kutschy, Ján Imrich and Stanislav Brtoš
Hugershoff Reaction of N-1- or N-2-Naphthoyl-N'-monosubstituted and N',N'-Disubstituted Thiourea Derivatives
1994, Vol. 59, Issue 12, pp. 2663–2676 [Abstract] - Vlastimír Ficeri, Peter Kutschy, Milan Dzurilla and Ján Imrich
[3,3]- Versus [1,3]-Sigmatropic Rearrangement of O-Substituted Allyl N-Acylmonothiocarbamates
1994, Vol. 59, Issue 12, pp. 2650–2662 [Abstract] - Dana Mazagová, Pavol Kristian, Gejza Suchár, Ján Imrich and Marián Antalík
Kinetics of Reactions of 9-Isothiocyanatoacridine with Aromatic and Aliphatic Amines and Fluorescence Properties of the 1-Acridin-9-yl-3-alkyl(aryl)thioureas Obtained
1994, Vol. 59, Issue 12, pp. 2632–2640 [Abstract] - Ivan Danihel, Ján Imrich, Pavol Kristian, Tibor Liptaj and Dana Mazagová
An Analysis of Substituent Effects on the Proton and Carbon-13 Chemical Shifts of 2-Substituted 9-Isothiocyanatoacridines
1994, Vol. 59, Issue 8, pp. 1833–1840 [Abstract] - Danica Sabolová, Dana Mazagová, Pavol Kristian, Marián Antalík, Dušan Podhradský and Ján Imrich
Fluorescence Reagents for Labelling of Biomolecules. Part III. Study of the Reactions of 2- and 4-Substituted 9-Isothiocyanatoacridines with Glycine
1994, Vol. 59, Issue 7, pp. 1682–1690 [Abstract] - Zdeněk Friedl and Stanislav Böhm
Electrostatic Effects in Ionization Equilibria: An AM1 Study of Reversed Substituent Effect in 5-Fluorobicyclo[3.3.3]undecane-1-carboxylic Acid
1994, Vol. 59, Issue 7, pp. 1467–1471 [Abstract] - Marcel Török, Milan Dzurilla, Peter Kutschy, Ján Imrich, Ivan Danihel, Paul Rademacher and Heinz Bandmann
Cyclohexylideneacetyl Isothiocyanate. Precursor for the Synthesis of 1,3-Thiazaspirocycloalkanes and 1,3-Diazaspirocycloalkanes
1994, Vol. 59, Issue 5, pp. 1203–1210 [Abstract] - Stanislav Böhm, Pavel Šebek, Stanislav Nešpůrek and Josef Kuthan
Photocolouration of 2,4,4,6-Tetraaryl-4H-thiopyrans: A Semiempirical Quantum Chemical Study
1994, Vol. 59, Issue 5, pp. 1115–1125 [Abstract] - Stanislav Böhm, Michal Hocek, Jan Němeček, Vladimír Havlíček and Josef Kuthan
Preparation and Spectroscopic Properties of Spirocyclic 1-Methyl-2,4,4,6-tetraaryl-1,4-dihydropyridines
1994, Vol. 59, Issue 5, pp. 1105–1114 [Abstract] - Stanislav Böhm, Michal Hocek, Stanislav Nešpůrek and Josef Kuthan
Photocolouration of 2,4,4,6-Tetraaryl-1,4-dihydropyridines: A Semiempirical Quantum Chemical Study
1994, Vol. 59, Issue 2, pp. 262–272 [Abstract] - Dušan Podhradský, Peter Oravec, Marián Antalík and Pavol Kristian
Fluorescence Reagents for Labelling of Biomolecules. Part II. Reactions of 9-Isothiocyanatoacridine with Amino Acids
1994, Vol. 59, Issue 1, pp. 213–221 [Abstract] - Dana Mazagová, Danica Sabolová, Pavol Kristian, Ján Imrich, Marián Antalík and Dušan Podhradský
Fluorescence Reagents for Labelling of Biomolecules. Part I. Synthesis and Spectral Characterization of 2- and 4-Substituted 9-Isothiocyanatoacridines
1994, Vol. 59, Issue 1, pp. 203–212 [Abstract] - Pavel Šebek, Petr Sedmera, Stanislav Böhm and Josef Kuthan
Sigmatropic Isomerization of Tetraphenylcyclopentadienes: Reaction Mechanism and Quantum Chemical Treatment
1993, Vol. 58, Issue 4, pp. 882–892 [Abstract] - Ivan Danihel and Gejza Suchár
Dipole Moments of meta and para Substituted Benzoyl Isothiocyanates
1993, Vol. 58, Issue 2, pp. 378–384 [Abstract] - Stanislav Böhm, Richard Kubík, Jan Němeček and Josef Kuthan
Oxidative and Basic Transformations of Some 1-Heteroaryloligophenylpyridinium Salts. Limitations to the Applicability of Ferricyanide Oxidation
1992, Vol. 57, Issue 8, pp. 1672–1683 [Abstract] - Gejza Suchár, Oľga Hritzová, Ján Imrich and Antónia Jasovská
Reactivity of phenylsulfonyl isothiocyanates and transfer of substituent effects through the sulfonyl group
1991, Vol. 56, Issue 12, pp. 2872–2878 [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] - Ivan Danihel, Falk Barnikol and Pavol Kristian
Kinetics of reactions of para-substituted phenyl isocyanates with amines and alcohols
1991, Vol. 56, Issue 8, pp. 1662–1670 [Abstract] - Milan Dzurila, Peter Kutschy, Ján Imrich, Dušan Koščík and Robert Kraus
Cyclization and oxidation of N-substituted phenyl-N’-(2-methyl-3-phenylpropenoyl)thioureas
1991, Vol. 56, Issue 6, pp. 1287–1294 [Abstract] - Zdeněk Friedl and Stanislav Böhm
Electrostatic effects in ionization equilibria: An MNDO study of proton and hydrogen transfer reactions of 4-fluorobutanol
1990, Vol. 55, Issue 12, pp. 2880–2888 [Abstract] - Dušan Podhradský, Helena Paulíková and Ján Imrich
Reactions of N-tricyanovinylamines with thiols in aqueous solutions
1990, Vol. 55, Issue 6, pp. 1630–1634 [Abstract] - Stanislav Böhm and Josef Kuthan
Quantum chemical prediction of 2H-pyran vibration spectrum
1990, Vol. 55, Issue 1, pp. 10–20 [Abstract] - Zdeněk Friedl and Stanislav Böhm
Electrostatic effects on ionization equilibria: An MNDO study of proton and hydrogen transfer reactions of 4-fluorobutylamine
1990, Vol. 55, Issue 1, pp. 1–9 [Abstract] - Ivan Danihel, Falk Barnikol and Pavol Kristian
Reinvestigation of dipole moments of para substituted phenyl isocyanates and determination of dipole moment of NCO group by optimization procedure
1989, Vol. 54, Issue 6, pp. 1441–1445 [Abstract] - Gejza Suchár, Ivan Danihel and Antónia Jasovská
Study of dipole moments of phenylsulphonyl isothiocyanates
1989, Vol. 54, Issue 6, pp. 1437–1440 [Abstract] - Jiří Krechl, Stanislav Böhm and Josef Kuthan
Electronic spectral properties of redox coenzyme pyrroloquinoline quinone: A CNDO-CI study
1989, Vol. 54, Issue 5, pp. 1203–1208 [Abstract] - Jiří Krechl, Stanislav Böhm, Svatava Smrčková and Josef Kuthan
Simple amidinium carboxylates - An MO treatment of molecular geometry and electronic structure
1989, Vol. 54, Issue 3, pp. 673–683 [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] - Jozef Gonda and Pavol Kristian
3-pyridiniumindolyl-2-thiolates - New type of functionalized indoles
1988, Vol. 53, Issue 8, pp. 1761–1769 [Abstract] - Stanislav Böhm and Josef Kuthan
A contribution to gas phase ionization of para-hydroxybenzoic acid: An LCAO-MO-SCF treatment
1988, Vol. 53, Issue 4, pp. 665–670 [Abstract] - Oľga Hritzová, Peter Kutschy, Ján Imrich and Thomas Schöffmann
Hydrogen bonds in N-(3-chloro-2-benzo[b]thienocarbonyl)- and N-(2-benzo[b]thienocarbonyl)-N'-monosubstituted thioureas
1987, Vol. 52, Issue 11, pp. 2673–2679 [Abstract] - Jozef Gonda, Pavol Kristian and Ján Imrich
2-Isothiocyanatobenzyltriphenylphosphonium bromides – new type of functionalized heterocumulenes suitable for synthesis of indole derivatives
1987, Vol. 52, Issue 10, pp. 2508–2520 [Abstract] - Ivan Danihel, Pavol Kristian, Stanislav Böhm and Josef Kuthan
A study of structure of meta and para substituted phenyl and benzoyl isothiocyanates by the MNDO method
1987, Vol. 52, Issue 9, pp. 2115–2124 [Abstract] - Peter Kutschy, Milan Dzurilla, Dušan Koščík and Pavol Kristian
An advantageous synthesis of S-(2-propenyl) N-acylmonothiocarbamates by [3,3]-sigmatropic rearrangement of O-(2-propenyl) N-acylmonothiocarbamates
1987, Vol. 52, Issue 7, pp. 1764–1772 [Abstract] - Stanislav Böhm, Renata Prantová, David Šaman, Petr Trška and Josef Kuthan
Reaction of some nucleophiles with 2,6-di-tert-butylpyrylium perchlorate
1987, Vol. 52, Issue 5, pp. 1305–1314 [Abstract] - Peter Kutschy, Pavol Kristian, Milan Dzurilla, Dušan Koščík and Róbert Nádaskay
Selectivity of nucleophilic addition to and substitution at isothiocyanatocarbonyl group. Reactions of 4-pentinoyl- and 2-(2-propinyl)-4-pentinoyl isothiocyanate with amines and methanol
1987, Vol. 52, Issue 4, pp. 995–1005 [Abstract] - Milan Dzurilla, Ondrej Forgáč, Peter Kutschy, Pavol Kristian, Dušan Koščík and Ján Imrich
Synthesis of 1,3-diazaspiro[5,5]undecanes and 1-thia-3-azaspiro[5,5]undec-2-enes by reaction of 2-cyanocyclohexylideneacetyl isothiocyanate with amines and sodium hydrogen sulfide
1987, Vol. 52, Issue 4, pp. 989–994 [Abstract] - 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] - Peter Kutschy, Ján Imrich, Juraj Bernát, Pavol Kristian, Oľga Hritzová and Thomas Schöffmann
Photocyclization of N-(3-chloro-2-benzo[b]thienocarbonyl)-N'-monosubstituted thioureas
1986, Vol. 51, Issue 12, pp. 2839–2847 [Abstract] - Jozef Gonda and Pavol Kristian
2-Isothiocyanatobenzylpyridinium bromide - An intermediate for the synthesis of 2-arylamino-4H-benzo[d][1,3]thiazines
1986, Vol. 51, Issue 12, pp. 2810–2816 [Abstract] - Jozef Gonda and Pavol Kristian
Some nucleophilic reactions of 2-isothiocyanatobenzyl bromide. A new simple synthesis of 2-substituted 4H-benzo[d][1,3]thiazines
1986, Vol. 51, Issue 12, pp. 2802–2809 [Abstract] - Peter Kutschy, Ján Imrich, Juraj Bernát, Pavol Kristian and Iveta Fedoriková
A study of photocyclization of O-alkyl N-(3-chloro-2-benzo[b]thienocarbonyl)monothiocarbamates
1986, Vol. 51, Issue 9, pp. 2002–2012 [Abstract] - Peter Kutschy, Milan Dzurilla, Ladislav Kniežo, Juraj Bernát, Ján Imrich, Pavol Kristian and Róbert Nádaskay
Reactions of 3-butine-2-methyl-2-ol with isothiocyanates
1986, Vol. 51, Issue 5, pp. 1119–1126 [Abstract] - Jozef Gonda, Pavol Kristian and Ľubomír Mikler
Synthesis of isothiocyanates from non-aromatic nitrogen-containing heterocycles
1986, Vol. 51, Issue 1, pp. 112–117 [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] - Ivan Danihel, Ján Imrich, Dušan Košťík, Pavol Kristian and Gabriela Barančíková
13C NMR spectra and substituent effects of meta and para substituted benzoyl isothiocyanates
1985, Vol. 50, Issue 6, pp. 1422–1431 [Abstract] - Gejza Suchár, Milan Dzurilla and Pavol Kristian
A study of dipole moments of substituted isothiocyanates of 1,3-diphenyl-2-propen-1-one
1984, Vol. 49, Issue 10, pp. 2382–2386 [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] - Pavol Kristian and Jozef Gonda
Synthesis of 2-(S-aryloxycarbonylthio)ethyl isothiocyanates - Analogues of natural mustard oils
1984, Vol. 49, Issue 1, pp. 295–300 [Abstract] - Pavol Kristian, Dušan Koščík and Jozef Gonda
Heterocycles with a pyrido[3,2-e]-1,3-selenazine and pyrido[3,4-e]-1,3-selenazine ring systems
1983, Vol. 48, Issue 12, pp. 3567–3574 [Abstract] - Dušan Koščík, Pavol Kristian and Ondrej Forgáč
Synthesis of 2-amino-5,7-dimethyl-4-oxopyrido[3,4-e]-1,3-thiazines
1983, Vol. 48, Issue 12, pp. 3426–3432 [Abstract] - Dušan Koščík, Pavol Kristian, Jozef Gonda and Emília Dandárová
New synthesis of 2-amino-4-oxopyrido[3,2-e]-1,3-thiazines and 1-alkyl(aryl)pyrido[3,2-e]-2-thiouracils
1983, Vol. 48, Issue 11, pp. 3315–3328 [Abstract] - Milan Dzurilla, Pavol Kristian, Ján Imrich and Juraj Štec
Bromine oxidation of N-(3 or 4-substituted phenyl)-N'-3-phenylpropenoylthioureas
1983, Vol. 48, Issue 11, pp. 3134–3139 [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] - 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] - 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] - Ján Imrich and Pavol Kristian
Synthesis and investigation of enamine-imine tautomerism of 2,6-disubstituted 4H-1,3-thiazin-4-ones
1982, Vol. 47, Issue 12, pp. 3268–3282 [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] - 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] - 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] - Peter Kutschy, Pavol Kristian, Miloslava Dandárová and Jaroslav Kováč
Synthesis and reactions of cis-3-(2-furyl)propenoyl isocyanate
1981, Vol. 46, Issue 5, pp. 1160–1166 [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] - Ladislav Kniežo, Pavol Kristian, Miloš Buděšínský and Katarína Havrilová
Stereochemical course of the reaction of 2-haloethyl isothiocyanates with nucleophiles. Stereospecific route to 4,5-disubstituted Δ2-thiazolines and thiazolidine-2-thiones
1981, Vol. 46, Issue 3, pp. 717–728 [Abstract] - Peter Kutschy, Milan Dzurilla, Pavol Kristian and Kvetoslava Kutschyová
Synthesis of 2-substituted 5-arylidenethiazolin-4-ones from α,β-unsaturated acyl isothiocyanates
1981, Vol. 46, Issue 2, pp. 436–445 [Abstract] - Milan Dzurilla, Pavol Kristian and Peter Kutschy
Synthesis of 2-amino-6-substituted 5,6-dihydro-4H-1,3-thiazin-4-ones from α,β-unsaturated acyl isothiocyanates
1980, Vol. 45, Issue 11, pp. 2958–2964 [Abstract] - Ján Imrich, Pavol Kristian, Dušan Podhradský and Milan Dzurilla
Kinetics of reactions of acyl isothiocyanates with amines
1980, Vol. 45, Issue 8, pp. 2334–2342 [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] - 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] - Peter Kutschy, Pavol Kristian, Milan Dzurilla and Jaroslav Kováč
Reactions of α,β-unsaturated acyl isothiocyanates with phenylhydrazine
1980, Vol. 45, Issue 6, pp. 1692–1703 [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] - Pavol Kristian, Peter Kutschy and Milan Dzurilla
Synthesis of 2,2,4-trisubstituted 2H-1,3-oxazetes from acyl isothiocyanates
1979, Vol. 44, Issue 4, pp. 1324–1333 [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] - Oľga Hritzová and Pavol Kristian
Reaction of 4-substituted benzoyl isothiocyanates with N,N'-dicyclohexylcarbodiimide and N,N'-diphenylcarbodiimide
1978, Vol. 43, Issue 12, pp. 3258–3262 [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] - 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] - Pavol Kristian and Ladislav Kniežo
Synthesis of 1,3-selenazolidine-2-thiones
1978, Vol. 43, Issue 9, pp. 2298–2304 [Abstract] - Ladislav Kniežo, Pavol Kristian and Samuel Velebný
Synthesis and geometric isomerism of 4-substituted 2-phenylethenyl isothiocyanates
1978, Vol. 43, Issue 7, pp. 1917–1923 [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] - Oľga Hritzová and Pavol Kristian
The synthesis;spectral properties and the dipole moments of 4'-substituted 4-biphenylcarbonyl isothiocyanates
1978, Vol. 43, Issue 1, pp. 257–264 [Abstract]