Collect. Czech. Chem. Commun.
1981, 46, 2906-2911
https://doi.org/10.1135/cccc19812906
17β-[4-(1,3-Thiazolyl)]-androst-5-ene derivatives
Pavel Drašara, František Turečekb and Miroslav Havela
a Institute of Organic Chemistry and Biochemistry, Czechoslovak Academy of Sciences, 166 10 Prague 6
b The J. Heyrovský Institute of Physical Chemistry and Electrochemistry, Czechoslovak Academy of Sciences, 121 38 Prague 2
Individual author index pages
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Acrylate Side Chain Derivatives of 5β-Steroids
1993, Vol. 58, Issue 12, pp. 2963–2976 [Abstract] - Libuše Arnoštová, Ivan Černý, Vladimír Pouzar and Pavel Drašar
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Z-Isomers of Steroid 17β-Side Chain Methyl Acrylates
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Synthesis of o-Carboranylmethyl Ethers of Steroids as Potential Target Substrates for Boron Neutron Capture Therapy
1992, Vol. 57, Issue 3, pp. 463–471 [Abstract] - Ivan Černý, Vladimír Pouzar, Pavel Drašar and Miroslav Havel
Glucosylation of Some Steroidal 17-Hydroxy Derivatives
1992, Vol. 57, Issue 2, pp. 362–374 [Abstract] - Vladimír Pouzar, Hana Chodounská, Ivan Černý and Pavel Drašar
Derivatives of 5α-androstan-3α- and 3β-ol with acrylonitrile side chain
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Preparation of (20E)-21-ethoxycarbonyl-5β-pregn-20-en-3β-yl hydrogen butanedioate
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Derivatives of 5α-androstan-3α- and 3β-ol with acrylate side chain
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Preparation of selectively protected derivatives of 21-nor-5-pregnene-3β,20-diol
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Synthesis and in vitro antimetabolic evaluation of some steroidal thiazoles
1989, Vol. 54, Issue 12, pp. 3339–3347 [Abstract] - Ivan Černý, Petr Novotný, Pavel Drašar, Miroslav Havel and Josef Pacák
Glycosylation of steroids with silver silicate and 2-deoxy-2-fluoro-α-D-glucopyranosyl bromide triacetate
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Synthesis of 2-propynyl ethers of steroid alcohols
1989, Vol. 54, Issue 7, pp. 1888–1902 [Abstract] - Pavel Drašar and Jiří Beránek
Reaction of 6-azauridine with thionyl chloride in hexamethylphosphoramide
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Sulfenic acids in the gas phase. Preparation, ionization energies and heats of formation of methane-, ethene-, and benzenesulfenic acid
1988, Vol. 53, Issue 9, pp. 2140–2158 [Abstract] - Pavel Drašar and Jiří Beránek
Preparation and some reactions of bis(2',3'-O-carbonyl-6-azauridine) 5',5''-carbonate
1988, Vol. 53, Issue 7, pp. 1568–1573 [Abstract] - Václav Černý, Miloš Buděšínský, Miloš Ryba and František Tureček
A contribution to peroxy acid oxidation of α,β-unsaturated ketones and linearly conjugated dienones: Reactions in the cholestane series
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Solvolytic rearrangements in 4β,5-cyclopropano-5β-cholestane-3β,19-diol 3-acetate 19-p-toluenesulphonate
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Preparation of 21-methoxycarbonyl-21-methylene-5-pregnen-3β-ol derivatives
1987, Vol. 52, Issue 11, pp. 2735–2743 [Abstract] - Ivan Černý, Vladimír Pouzar, Pavel Drašar and Miroslav Havel
β-Glucosides of steroidal unsaturated nitriles
1987, Vol. 52, Issue 10, pp. 2521–2533 [Abstract] - Pavel Drašar and Jiří Beránek
2',3'-O-Carbonyl derivatives of 6-azauridine in the synthesis of its 5-substituted and 5'-deoxy derivatives
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Stereochemistry of organic ions in the gas phase: A review
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Alkaloids of Papaver nudicaule SUBSP. xanthopetalum (TRAUTV.) FEDDE and P. nudicaule SUBSP. album (REGEL) FEDDE from the section Scapiflora REICHB.
1987, Vol. 52, Issue 6, pp. 1634–1640 [Abstract] - Yoshiaki Kamano, Pavel Drašar, George R. Pettit and Machiko Tozawa
Synthesis of 5α-cinobufagin
1987, Vol. 52, Issue 5, pp. 1325–1330 [Abstract] - Vladimír Pouzar, Ivan Černý, Pavel Drašar, Soňa Vašíčková and Miroslav Havel
Preparation of 3β-hydroxy-21,26,27-trinorcholesta-5,23-dien-25→22-olide and 3β-hydroxy-20-(2-furyl)-21-nor-5-pregnene derivatives
1987, Vol. 52, Issue 4, pp. 1043–1051 [Abstract] - Vladimír Pouzar, Ivan Černý, Pavel Drašar and Miroslav Havel
New approach to steroidal hemisuccinates and glycosides
1987, Vol. 52, Issue 3, pp. 775–787 [Abstract] - Silvio Cerrini, Doriano Lamba, Irena Valterová, Miloš Buděšínský, Jan Vrkoč and František Tureček
Methyl 3α,6α-diacetoxy-10-oxo-(7α)-kemp-11-en-20-oate: The revised structure for the kempane derivative from the frontal gland secretion of Nasutitermes costalis soldiers
1987, Vol. 52, Issue 3, pp. 707–713 [Abstract] - Vladimír Pouzar, Ivan Černý, Pavel Drašar and Miroslav Havel
New method of preparation of cardioglycoside hemisuccinates
1986, Vol. 51, Issue 9, pp. 2019–2028 [Abstract] - Ivan Černý, Vladimír Pouzar, Pavel Drašar, František Tureček and Miroslav Havel
Steroids with the β-crotonate (2-butenoate) side chain
1986, Vol. 51, Issue 1, pp. 128–140 [Abstract] - Soňa Vašíčková, Vladimír Pouzar, Ivan Černý, Pavel Drašar and Miroslav Havel
Infrared spectra of compounds with the methoxymethyl protecting group
1986, Vol. 51, Issue 1, pp. 90–100 [Abstract] - Pavel Drašar, Vladimír Pouzar, Ivan Černý, Miroslav Havel, František Tureček, Daniela Schmiedová and Karel Vereš
Preparation of 3-carboxypropanoates of digitoxin and digoxin and their conjugates with L-tyrosine
1985, Vol. 50, Issue 12, pp. 2760–2774 [Abstract] - Vladimír Pouzar, Pavel Drašar, Ivan Černý and Miroslav Havel
Preparation and absolute configuration at C(22) of 21,26,27-trinor-5α-cholestan-25→22-olide derivatives
1985, Vol. 50, Issue 4, pp. 869–877 [Abstract] - Irena Valterová, Miloš Buděšínský, František Tureček and Jan Vrkoč
Minor diterpene components of the defense secretion from the frontal gland of soldiers of the species Nasutitermes costalis (HOLMGREN)
1984, Vol. 49, Issue 9, pp. 2024–2039 [Abstract] - Pavel Drašar, Vladimír Pouzar, Ivan Černý and Miroslav Havel
Synthesis of 4-(21-nor-5-pregnen-20-yl)-1,3-thiazole derivatives
1984, Vol. 49, Issue 4, pp. 1051–1059 [Abstract] - Pavel Drašar, Vladimír Pouzar, Ivan Černý, Jorga Smolíková and Miroslav Havel
Synthesis of 17β-[4-(1,3-thiazolyl)]androstane 3β-hemisuccinate and glycoside
1984, Vol. 49, Issue 4, pp. 1039–1050 [Abstract] - Ivan Černý, Vladimír Pouzar, Pavel Drašar, Miloš Buděšínský and Miroslav Havel
Glucosylation of 5-androsten-3β-ol derivatives containing butenolide, furan or unsaturated ester moieties in the side chain
1984, Vol. 49, Issue 4, pp. 881–891 [Abstract] - Vladimír Pouzar, Pavel Drašar, Ivan Černý and Miroslav Havel
Preparation of 21,26,27-trinor-5α-cholest-23-en-25→20-olide from a propargyl synthone
1984, Vol. 49, Issue 4, pp. 871–880 [Abstract] - Pavel Drašar, Ivan Černý, Vladimír Pouzar and Miroslav Havel
New preparation of steroidal 3-hemisuccinates
1984, Vol. 49, Issue 1, pp. 306–312 [Abstract] - Pavel Kočovský, Ivo Starý, František Tureček and Vladimír Hanuš
Electrophilic additions to 10β-vinyl cholestane derivatives
1983, Vol. 48, Issue 10, pp. 2994–3019 [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] - Vladimír Pouzar, Soňa Vašíčková, Pavel Drašar, Ivan Černý and Miroslav Havel
Preparation and absolute configuration at C(22) of 21,26,27-trinor-5α-cholestane-22,25-diol derivatives
1983, Vol. 48, Issue 8, pp. 2423–2435 [Abstract] - Ivan Černý, Vladimír Pouzar, Pavel Drašar and Miroslav Havel
Synthesis of 17β-steroidal 4-(2-butenolides)
1983, Vol. 48, Issue 7, pp. 2064–2071 [Abstract] - Pavel Drašar, Vladimír Pouzar, Ivan Černý and Miroslav Havel
Alternative syntheses of steroidal maleimides
1983, Vol. 48, Issue 4, pp. 1224–1232 [Abstract] - Pavel Drašar, Vladimír Pouzar, Ivan Černý, Miroslav Havel, Sofia N. Ananchenko and Igor V. Torgov
Use of malonic acid derivatives for the construction of substituted side chains in the position 17β of steroids
1982, Vol. 47, Issue 4, pp. 1240–1251 [Abstract] - František Tureček
Preparation of 7-oxabicyclo[4.3.0]nonanes and 2-oxabicyclo[4.4.0]decanes specifically labelled with deuterium
1982, Vol. 47, Issue 3, pp. 858–876 [Abstract] - Pavel Kočovský, František Tureček and Václav Černý
Mechanism of acid cleavage of some steroid epoxides. Competition between neighboring group participation and external nucleophile attack
1982, Vol. 47, Issue 1, pp. 124–129 [Abstract] - Pavel Kočovský, František Tureček and Václav Černý
Mechanism of hypobromous acid addition to unsaturated steroids. Competition between neighboring group participation and external nucleophile attack
1982, Vol. 47, Issue 1, pp. 117–123 [Abstract] - Pavel Kočovský, Pavel Drašar, Vladimír Pouzar and Miroslav Havel
Synthesis of some westphalen-type cardenolide analogs
1982, Vol. 47, Issue 1, pp. 108–116 [Abstract] - Vladimír Pouzar, Pavel Drašar, Pavel Kočovský and Miroslav Havel
Synthesis of some isocardenolide analogs and 17β-maleimidoandrostane of westphalen structural type
1982, Vol. 47, Issue 1, pp. 96–107 [Abstract] - Pavel Kočovský and František Tureček
An unusual rearrangement in hypobromous acid addition to 10β-vinyl cholestane derivatives
1981, Vol. 46, Issue 11, pp. 2892–2897 [Abstract] - Pavel Kočovský and František Tureček
Neighboring group participation and rearrangement in hypobromous acid addition to 10β-vinyl cholestane derivatives
1981, Vol. 46, Issue 11, pp. 2877–2891 [Abstract] - Vladimír Pouzar and Miroslav Havel
Synthesis and absolute configuration at C(20) of 21,26,27-trinor-5α-cholestan-25→20-olide derivatives
1981, Vol. 46, Issue 11, pp. 2758–2765 [Abstract] - František Tureček, Tomáš Trnka and Miloslav Černý
Fragmentation of isomeric dideoxy derivatives of 1,6-anhydro-β-D-hexopyranoses under electron impact
1981, Vol. 46, Issue 10, pp. 2390–2403 [Abstract] - Pavel Drašar and Miroslav Havel
Syntheses of 17β-(2-maleimido)androstanes
1981, Vol. 46, Issue 8, pp. 1976–1982 [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] - Vladimír Pouzar and Miroslav Havel
Preparation and absolute configuration at C(20) of 21-nor-5α-chol-22-en-24→20-olide derivatives
1981, Vol. 46, Issue 4, pp. 917–925 [Abstract] - Vladimír Pouzar and Miroslav Havel
Preparation and absolute configuration at C(20) of 21-nor-5α-cholan-24→20-olide derivatives
1981, Vol. 46, Issue 1, pp. 107–117 [Abstract] - Vladimír Pouzar and Miroslav Havel
Absolute configuration at C(20) of the derivatives of 21-nor-5α-cholane-20,24-diol
1980, Vol. 45, Issue 9, pp. 2443–2451 [Abstract] - František Tureček and Ladislav Kohout
The stereospecific loss of water from B-homocholestanols under electron impact
1980, Vol. 45, Issue 9, pp. 2433–2442 [Abstract] - František Tureček
Preparation of cycloheptanols symmetrically labelled with deuterium
1980, Vol. 45, Issue 6, pp. 1820–1825 [Abstract] - Jan Fajkoš, Jiří Joska and František Tureček
Solvolysis of 5,6β-cyclopropano-5β-cholestane-3β,19-diol 3-acetate 19-p-toluenesulphonate
1980, Vol. 45, Issue 2, pp. 584–598 [Abstract] - František Tureček and Pavel Kočovský
The synthesis and mass spectra of some oxygen-bridged 5α-cholestane and B-homo-5α-cholestane derivatives
1980, Vol. 45, Issue 1, pp. 274–293 [Abstract] - František Tureček, Vladimír Hanuš and Miloš Tichý
The role of conformational mobility in the stereospecific loss of water under electron impact
1979, Vol. 44, Issue 12, pp. 3595–3603 [Abstract] - František Tureček, Olga Turečková and Jaroslav Julák
The syntheses of methyl esters of pentadeconic acids with double branched chain
1979, Vol. 44, Issue 10, pp. 3111–3118 [Abstract] - Miroslav Havel, Jiří Velek, Jan Pospíšek and Milan Souček
Selective acylation of hydroxy steroids with acyl cyanides
1979, Vol. 44, Issue 8, pp. 2443–2446 [Abstract] - František Tureček and Pavel Kočovský
Mass spectra of some 5-methyl-19-nor-5β-cholest-9-enes
1979, Vol. 44, Issue 2, pp. 429–438 [Abstract] - Pavel Kočovský, Václav Černý and František Tureček
Westphalen rearrangement. Mechanism of formation of 5α-acetoxy derivatives
1979, Vol. 44, Issue 1, pp. 234–245 [Abstract]