Collect. Czech. Chem. Commun.
1993, 58, 869-881
https://doi.org/10.1135/cccc19930869
Photochemical Transformations of 2,4,4,6-Tetraphenyl-4H-thiopyran-1,1-dioxide and Some Its para-Substituted Derivatives
Pavel Šebeka, Petr Sedmerab and Josef Kuthana
a Department of Organic Chemistry, Prague Institute of Chemical Technology, 168 28 Prague 6, Czech Republic
b Institute of Microbiology, Academy of Sciences of the Czech Republic, 142 20 Prague 4, Czech Republic
Individual author index pages
Other CCCC articles of these authors
- 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] - Ladislav Cvak, Josef Stuchlík, Magdalena Schreiberová, Petr Sedmera*, Vladimír Havlíček, Miroslav Flieger, Jan Čejka, Bohumil Kratochvíl and Alexandr Jegorov
Selective Reduction of Peptidic Ergot Alkaloids
2000, Vol. 65, Issue 11, pp. 1762–1776 [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] - Alexandr Jegorov*, Ladislav Cvak, Aleš Husek, Petr Šimek, Anna Heydová, Jan Ondráček, Svetlana Pakhomova, Michal Hušák, Bohumil Kratochvíl, Petr Sedmera and Vladimír Havlíček
Synthesis and Crystal Structure Determination of Cyclosporin H
2000, Vol. 65, Issue 8, pp. 1317–1328 [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] - David E. Stevenson, Vladimír Křen*, Petr Halada and Petr Sedmera
Enzymatic Preparation of Lysergol β-D-Glucuronide
2000, Vol. 65, Issue 1, pp. 117–121 [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] - Lenka Weignerová, Yukio Suzuki, Zdenka Huňková, Petr Sedmera, Vladimír Havlíček, Radek Marek and Vladimír Křen*
Pyridoxine as a Substrate for Screening Synthetic Potential of Glycosidases
1999, Vol. 64, Issue 8, pp. 1325–1334 [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] - Petr Sedmera* and Stanislav Pospíšil
Acetal Formation is Responsible for the Non-Closed Form of Monensin A in Methanolic Solution
1999, Vol. 64, Issue 4, pp. 703–709 [Abstract] - Vladimír Tolman*, Jan Hanuš and Petr Sedmera
A Hetero Diels-Alder Access to (Z)-Zeatin and (Z)-Isozeatin
1999, Vol. 64, Issue 4, pp. 696–702 [Abstract] - Vladimír Křen*, Petr Halada and Petr Sedmera
Agroclavine Glycosylation
1999, Vol. 64, Issue 1, pp. 114–118 [Abstract] - Bohumil Kratochvíl, Alexandr Jegorov*, Svetlana Pakhomova, Michal Hušák, Petr Bulej, Ladislav Cvak, Petr Sedmera and Vladimír Havlíček
Crystal Structures of Cyclosporin Derivatives: O-Acetyl-(4R)-4-(E-2-butyl)-4,N-dimethyl-L-threonyl-cyclosporin A and O-Acetyl-(4R)-4-[E-2-(4-bromobutyl)]-4,N-dimethyl-L-threonyl-cyclosporin A
1999, Vol. 64, Issue 1, pp. 89–98 [Abstract] - Jan Čejka, Zdeněk Horák, Svetlana Pakhomova, Bohumil Kratochvíl, Petr Sedmera, Vladimír Havlíček, Ladislav Cvak and Alexandr Jegorov
Synthesis and Crystal Structure of Pergolide Sulfoxide
1998, Vol. 63, Issue 6, pp. 803–812 [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] - Günter Schmid, Ulf Thewalt, Petr Sedmera, Vladimír Hanuš and Karel Mach
Dimeric Structures of Cp'TiCl2 Compounds with Bulky Substituents at the Cyclopentadienyl Rings
1998, Vol. 63, Issue 5, pp. 636–645 [Abstract] - Michal Hušák, Bohumil Kratochvíl, Petr Sedmera, Vladimír Havlíček, Hana Votavová, Ladislav Cvak, Petr Bulej and Alexandr Jegorov
Molecular Structure of cis- and trans-Tergurides
1998, Vol. 63, Issue 3, pp. 425–433 [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] - Ali Werfeli, Jan Čejka, Ondřej Klecán, Bohumil Kratochvíl and Josef Kuthan
Preparation of New Optically Active Furanoids Containing Various Aza-Heterocyclic Moieties
1997, Vol. 62, Issue 6, pp. 894–912 [Abstract] - Jan-Willem F. Kaagman, Marco Rep, Michal Horáček, Petr Sedmera, Jiří Čejka, Vojtech Varga and Karel Mach
Titanium-Catalyzed [4+2] and [6+2] Cycloadditions of 1,4-Bis(trimethylsilyl)buta-1,3-diyne
1996, Vol. 61, Issue 12, pp. 1722–1728 [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] - Jan Čejka, Richard Kubík, Bohumil Kratochvíl and Josef Kuthan
Sterically Crowded Heterocycles. VI. Relative Configuration of Diastereoisomeric (Z)-1,3-Diphenyl-3-(5-methyl-2-phenylimidazo[1,2-a]pyridin-3-yl)prop-2-en-1-ols
1996, Vol. 61, Issue 9, pp. 1380–1385 [Abstract] - Vladimír Křen and Petr Sedmera
N-1-Trimethylsilyl Derivatives of Ergot Alkaloids
1996, Vol. 61, Issue 8, pp. 1248–1253 [Abstract] - Ali Werfeli, Svatava Voltrová, Viktor Prutianov and Josef Kuthan
Optically Active Furanoids Containing Cytosine-, Adenine- and Nicotinamide-Like Moieties
1996, Vol. 61, Issue 8, pp. 1223–1232 [Abstract] - Eva Táborská, Hana Bochořáková, Jaromír Soušek, Petr Sedmera, Ctirada Vavrečková and Vilím Šimánek
Fumaria densiflora DC. Alkaloids
1996, Vol. 61, Issue 7, pp. 1064–1072 [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] - Jiří Svoboda, Pavel Pihera, Petr Sedmera and Jaroslav Paleček
Electrophilic Substitution Reactions of [1]Benzothieno[3,2-b]furan
1996, Vol. 61, Issue 6, pp. 888–900 [Abstract] - Richard Kubík and Josef Kuthan
Sterically Crowded Heterocycles. V. Incorporation of Melamine and Adenine Moieties into Imidazo[1,2]heteroaromatic Molecules
1996, Vol. 61, Issue 5, pp. 770–773 [Abstract] - Richard Kubík and Josef Kuthan
Sterically Crowded Heterocycles. IV. Diastereoisomeric Products by Ferricyanide Oxidation of Quaternary Pyridinium Salts
1996, Vol. 61, Issue 4, pp. 615–621 [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] - 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] - Stanislav Kafka, Antonín Klásek and Petr Sedmera
N-(2-Methyl-2-nitropropyl) and N-Nitroso Derivatives of Some Diamines
1995, Vol. 60, Issue 9, pp. 1541–1550 [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] - Pavel Šebek, Jiří Kroulík, Petr Sedmera, Vladimír Havlíček and Josef Kuthan
Reactions of 2,4,4,6-Tetraaryl-4H-thiopyrans with Chlorine: An Unusual Reaction Route
1994, Vol. 59, Issue 10, pp. 2269–2281 [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] - Ladislav Cvak, Josef Stuchlík, Magdalena Schreiberová, Petr Sedmera, Vladimír Havlíček and Miroslav Flieger
2,3-Dihydro-2-oxoergolene Derivatives
1994, Vol. 59, Issue 4, pp. 929–942 [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] - Michal Hušák, Bohumil Kratochvíl, Petr Sedmera, Josef Stuchlík and Alexandr Jegorov
A Conformational Study of the Semisynthetic Ergot Alkaloid - Terguride
1993, Vol. 58, Issue 12, pp. 2944–2954 [Abstract] - Josef Jizba, Petr Sedmera and Marian Beran
New Metabolites of Streptomyces globisporus and Streptomyces griseus
1993, Vol. 58, Issue 6, pp. 1452–1456 [Abstract] - Vladimír Tolman and Petr Sedmera
Some New Derivatives of 2-Pentenedioic Acid
1993, Vol. 58, Issue 6, pp. 1430–1436 [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] - 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
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] - Ladislav Cvak, Josef Stuchlík, Magdalena Schreiberová, Petr Sedmera and Miroslav Flieger
Side Reactions in Bromination of α-Ergocryptine
1992, Vol. 57, Issue 3, pp. 565–572 [Abstract] - Marián Schwarz, Pavel Šebek and Josef Kuthan
Electrophilic 3,5-Substitution of 2,4,4,6-Tetraphenyl-4H-pyran and Some of Its 1-Heteroanalogues
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
2-(Biphenyl-4-yl)-5-phenyl-1,3,4-oxadiazole (PBD): Electrophilic 4’-substitution and following transformations
1991, Vol. 56, Issue 7, pp. 1495–1504 [Abstract] - Antonín Kurfürst, Josef Kuthan, Pavel Lhoták, Petr Nádeník, Werner Schroth and Roland Spitzner
4-(5-Phenyl-1,3,4-oxadiazol-2-yl)biphenyl-4'-carboxylic acid: Its functional derivatives and their heterocyclization into 1,3-thiazine-6-thiones
1990, Vol. 55, Issue 11, pp. 2722–2730 [Abstract] - Libor Havlíček, Jan Hanuš, Petr Sedmera and Jan Němeček
Preparation of (Z)-3,4-didehydronorvaline, (E)- and (Z)-3,4-didehydroornithine and (E)- and (Z)-3,4-didehydro-2,6-diaminopimelic acid
1990, Vol. 55, Issue 8, pp. 2074–2085 [Abstract] - Jiří Krechl, Šárka Beranová, Věra Volkeová, Jiří Volke and Josef Kuthan
Polarographic reduction of 1-benzyl-N-(p-X-phenyl)-3-aminocarbonylpyridinium salts
1990, Vol. 55, Issue 8, pp. 2008–2018 [Abstract] - Jiří Krechl, Svatava Smrčková, Miroslav Ludwig and Josef Kuthan
N,N'-diphenylacetamidinium carboxylates
1990, Vol. 55, Issue 2, pp. 469–478 [Abstract] - Jiří Krechl, Svatava Smrčková and Josef Kuthan
Benzamidinium benzoates
1990, Vol. 55, Issue 2, pp. 460–468 [Abstract] - Stanislav Böhm and Josef Kuthan
Quantum chemical prediction of 2H-pyran vibration spectrum
1990, Vol. 55, Issue 1, pp. 10–20 [Abstract] - Karel Mach, Helena Antropiusová, Vladimír Hanuš and Petr Sedmera
Titanium-catalyzed Diels-Alder addition of bis(trimethylsilyl)acetylene to 1,3-cyclohexadiene
1989, Vol. 54, Issue 11, pp. 3088–3091 [Abstract] - Jiří Krechl, Svatava Smrčková, Františka Pavlíková and Josef Kuthan
p-Substituted benzamidinium carboxylates
1989, Vol. 54, Issue 9, pp. 2415–2424 [Abstract] - Marián Schwarz and Josef Kuthan
Reaction of organolithium compounds with 1-substituted 2,4,6-triphenylpyridinium perchlorates
1989, Vol. 54, Issue 7, pp. 1880–1887 [Abstract] - Marián Schwarz and Josef Kuthan
Alkylation of 2,4,4,6-tetraphenyl-1,4-dihydropyridine
1989, Vol. 54, Issue 7, pp. 1870–1879 [Abstract] - Marián Schwarz, Petr Trška and Josef Kuthan
NMR spectroscopic investigation of p-substituted 2,4,4,6-tetraphenyl-1,4-dihydropyridines and their oxa and thia analogues
1989, Vol. 54, Issue 7, pp. 1854–1869 [Abstract] - Antonín Kurfürst and Pavel Šebek
On reactivity of 2,6-dichloro-3,5-diformyl-1,4,4-trimethyl-1,4-dihydropyridine
1989, Vol. 54, Issue 6, pp. 1705–1715 [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] - Josef V. Jizba, Petr Sedmera, Věra Přikrylová, Jindřich Vokoun, Karel Mikulík and Zdenko Vaněk
New semisynthetic anthracycline glycosides
1989, Vol. 54, Issue 4, pp. 1104–1117 [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] - Antonín Kurfürst, Pavel Lhoták, Miroslav Petrů and Josef Kuthan
Oligophenylene 2,4,6-triarylpyridines and analogous diaza-p-terphenyls, diaza-p-quaterphenyls and diaza-p-quinquephenyls with luminiscent activity
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] - Jiří Krechl and Josef Kuthan
An MO cavity model of enzyme catalysis: Semiempirical calculations of reaction courses of acetaldehyde reduction and ethanol oxidation by an NAD model
1989, Vol. 54, Issue 1, pp. 1–17 [Abstract] - Karel Čapek, Tomáš Vydra and Petr Sedmera
Structure of penta-O-acetylsucroses formed by deacetylation of octa-O-acetylsucrose. Reaction of 2,3,4,6,6'-penta-O-acetylsucrose
1988, Vol. 53, Issue 6, pp. 1317–1331 [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] - Jiří Protiva, Václav Křeček, Ladislav Lešetický and Petr Sedmera
New intermediate for rapid synthesis of N-isopropyl-2-amino-1-(4-iodophenyl)propane (N-isopropyl-4-iodoamphetamine), labelled with radioactive iodine
1987, Vol. 52, Issue 9, pp. 2274–2280 [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] - Jiří Krechl, Daniela Mižaninová, Jiří Volke and Josef Kuthan
Polarographic reduction of p–substituted 1-phenyl-3-aminocarbonylpyridinium salts
1987, Vol. 52, Issue 6, pp. 1550–1560 [Abstract] - Antonín Černý, Jan Beneš, Jaroslav Vachek, Milan Pešák, Josef Stuchlík, Milan Stuchlík, Petr Sedmera, Miroslav Flieger and Jindřich Vokoun
Solvolysis of some 1-(8α-ergolinyl)-3,3-diethylureas and their salts
1987, Vol. 52, Issue 5, pp. 1331–1339 [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] - 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] - František Věžník, Eva Táborská, Petr Sedmera, Ladislav Dolejš and Jiří Slavík
Alkaloids from the roots of Papaver pseudo-orientale (FEDDE) MEDW.
1986, Vol. 51, Issue 8, pp. 1752–1763 [Abstract] - Karel Čapek, Monika Vodrážková-Medonosová, Jitka Moravcová and Petr Sedmera
Partially acetylated sucrose. Structures of hepta-O-acetylsucroses formed by deacetylation of octa-O-acetylsucrose
1986, Vol. 51, Issue 7, pp. 1476–1486 [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] - Věra Přikrylová, Petr Sedmera, Josef V. Jizba, Jindřich Vokoun, Helena Lipavská, Miloslav Podojil and Zdenko Vaněk
7-O-Alkenyl and alkynyl derivatives of daunomycinone
1985, Vol. 50, Issue 11, pp. 2625–2633 [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] - Karel Čapek, Tomáš Vydra, Mojmír Ranný and Petr Sedmera
Structures of hexa-O-acetylsucroses formed by deacetylation of sucrose octa-O-acetate
1985, Vol. 50, Issue 10, pp. 2191–2200 [Abstract] - Štefan Marchalín and Josef Kuthan
Synthesis of 3,5-dicyano-4-phenyl-2,6-bis(4-p-terphenylyl)-1,4-dihydropyridine. An attempt at extending the Hantzsch synthesis
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] - Karel Čapek, Tomáš Vydra, Jindra Čapková, Mojmír Ranný, Markéta Bláhová and Petr Sedmera
Partially acetylated sucrose. Preparation of 3-O-acetylsucrose and 3,6'-di-O-acetylsucrose and the analysis of mixtures of O-acetyl derivatives of sucrose of various degrees of acetylation by thin-layer chromatography with flame-ionization detection
1985, Vol. 50, Issue 5, pp. 1039–1047 [Abstract] - Antonín Kurfürst and Josef Kuthan
Reaction of 3,5-dicyano-2,4,4,6-tetramethyl-1,4-dihydropyridine with nitric acid
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] - Svatava Dvoráčková, Petr Sedmera, Helena Potěšilová, František Šantavý and Vilím Šimánek
Alkaloids of Gloriosa superba L.
1984, Vol. 49, Issue 6, pp. 1536–1542 [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 V. Jizba, Petr Sedmera, Jindřich Vokoun, Helena Lipavská, Miloslav Podojil and Zdenko Vaněk
Reaction of daunomycinone with diols
1984, Vol. 49, Issue 3, pp. 653–665 [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] - Věra Přikrylová, Petr Sedmera, Josef V. Jizba, Jindřich Vokoun, Helena Lipavská, Miloslav Podojil and Zdenko Vaněk
7-O-Alkyl derivatives of daunomycinone
1984, Vol. 49, Issue 1, pp. 313–319 [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
Synthesis and spectral properties of 4-substituted 2,6-bis-(4-biphenylyl)-3,5-dicyano-1,4-dihydropyridines
1983, Vol. 48, Issue 11, pp. 3112–3122 [Abstract] - František Šantavý, Petr Sedmera, Jindřich Vokoun, Svatava Dvoráčková and Vilím Šimánek
N-Deacetyl-N-3-oxobutyrylcolchicine, an alkaloid from Colchicum autumnale L. seeds
1983, Vol. 48, Issue 10, pp. 2989–2993 [Abstract] - Petr Nesvadba and Josef Kuthan
Oxidative elimination of phenyl group from α position of quaternary quinolinium salts
1983, Vol. 48, Issue 10, pp. 2965–2969 [Abstract] - Karel Mach, Lidmila Petrusová, Helena Antropiusová, Vladimír Hanuš, František Tureček and Petr Sedmera
Intermolecular hydrogen transfer in unsaturated hydrocarbons induced by dimeric titanocene
1983, Vol. 48, Issue 10, pp. 2924–2936 [Abstract] - 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] - Miloslav Vondráček, Jitka Vondráčková, Petr Sedmera and Vladimír Musílek
Another antibiotic from the basidiomycete Oudemansiella mucida
1983, Vol. 48, Issue 5, pp. 1508–1512 [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] - Jiří Tax, Petr Sedmera, Jindřich Vokoun, Jiří Urban, Jaroslava Karnetová, Karel Stajner, Zdenko Vaněk and Vladimír Krumphanzl
Phenazines from Streptomyces cinnamonensis
1983, Vol. 48, Issue 2, pp. 527–532 [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] - 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 Stuchlík, Alois Krajíček, Ladislav Cvak, Jiří Spáčil, Petr Sedmera, Miroslav Flieger, Jindřich Vokoun and Zdeněk Řeháček
Non-cyclol (lactame) ergot alkaloids
1982, Vol. 47, Issue 12, pp. 3312–3317 [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] - František Nerud, Petr Sedmera, Zdeňka Zouchová, Vladimír Musílek and Miloslav Vondráček
Biosynthesis of mucidin, an antifungal antibiotic from basidiomycete Oudemansiella mucida 2H-, 13C-, and 14C-labelling study
1982, Vol. 47, Issue 3, pp. 1020–1025 [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] - Josef V. Jizba, Petr Sedmera, Jindřich Vokoun, Margita Blumauerová and Zdenko Vaněk
Epimer of 7-deoxyaklavinone
1981, Vol. 46, Issue 9, pp. 2129–2135 [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] - František Tureček, Vladimír Hanuš, Petr Sedmera, Helena Antropiusová and Karel Mach
Cycloheptatriene dimers: New precursors of diamantane
1981, Vol. 46, Issue 6, pp. 1474–1485 [Abstract] - Petr Sedmera, Jindřich Volc, Jan Weijer, Jindřich Vokoun and Vladimír Musílek
Xanthomegnin and viomellein derivatives from submerged cultures of the ascomycete Nannizzia cajetani
1981, Vol. 46, Issue 5, pp. 1210–1216 [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 Urban, Miroslav Marek, Jiří Jarý and Petr Sedmera
13C NMR study of tetrosides and their derivatives
1980, Vol. 45, Issue 10, pp. 2779–2783 [Abstract] - Emanuela Královcová, Petr Sedmera, Jindřich Vokoun and Zdenko Vaněk
Anthraquinones related to anthracyclinones from the mutant strain Streptomyces galilaeus J-14
1980, Vol. 45, Issue 9, pp. 2558–2565 [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] - Věra Přikrylová, Miloslav Podojil, Petr Sedmera, Jindřich Vokoun, Zdenko Vaněk, Mariya G. Brazhnikova and Margareta K. Kudinova
New rhodomycinone from the strain Streptomyces griseoruber 4620
1980, Vol. 45, Issue 7, pp. 1991–1995 [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] - Jindřich Volc, Petr Sedmera and Vladimír Musílek
Conversion of monosaccharides into their corresponding 2-glycosuloses by intact cells of the basidiomycete Oudemansiella mucida
1980, Vol. 45, Issue 3, pp. 950–955 [Abstract] - Josef V. Jizba, Petr Sedmera, Jindřich Vokoun, Margita Blumauerová and Zdenko Vaněk
Naphthacenequinone derivatives from a mutant strain of Streptomyces coeruleorubidus
1980, Vol. 45, Issue 3, pp. 764–771 [Abstract] - Antonín Klásek, Petr Sedmera, Jindřich Vokoun, Anna Boeva, Svatava Dvoráčková and František Šantavý
Oxynemorensine, an alkaloid from Senecio nemorensis L., var. subdecurrens GRISEB
1980, Vol. 45, Issue 2, pp. 548–558 [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] - Alois Krajíček, Bohumil Trtík, Jiří Spáčil, Petr Sedmera, Jindřich Vokoun and Zdeněk Řeháček
8-Hydroxyergotamine, a new ergot alkaloid
1979, Vol. 44, Issue 7, pp. 2255–2260 [Abstract] - Jiří Gasparič, Jiří Zimák, Petr Sedmera, Zdeňka Breberová and Jiří Volke
Products of the acid hydrolysis of 7-chloro-1,3-dihydro-3-hydroxy-5-phenyl-2H-1,4-benzodiazepin-2-one (oxazepam)
1979, Vol. 44, Issue 7, pp. 2243–2249 [Abstract] - Jan Hanuš, Jaroslav Kozel, Josef Beneš and Petr Sedmera
Hydrogenation derivatives of rifampicin; Their tritium labelling
1979, Vol. 44, Issue 5, pp. 1671–1675 [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] - Jan Vrkoč, Miloš Buděšínský and Petr Sedmera
Structure of 2α,3α-dihydroxy- and 2α,3β-dihydroxy-1(15),8(19)-trinervitadines from Nasututermes costalis (HOLMGREN)
1978, Vol. 43, Issue 9, pp. 2478–2485 [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 Cudlín, Naděžda Steinerová, Petr Sedmera and Jindřich Vokoun
Microbial analogy of Baeyer-Villiger reaction with an anthraquinone derivative
1978, Vol. 43, Issue 7, pp. 1808–1810 [Abstract] - Petr Sedmera, Jindřich Volc, Kirity Roy and Václav Šašek
A benzaldehyde derivative from the pyrenomycete Camarops microspora (KARST.) SHEAR
1978, Vol. 43, Issue 5, pp. 1438–1440 [Abstract] - Jan Vrkoč, Miloš Buděšínský and Petr Sedmera
Structure of trinervitene diterpenoids from Nasutitermes rippertii (RAMBUR)
1978, Vol. 43, Issue 4, pp. 1125–1133 [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]
