Collect. Czech. Chem. Commun.
1994, 59, 1219-1225
https://doi.org/10.1135/cccc19941219
7-Oxo-7a-oxa-brassinosteroids with Cholestane Side-Chain
Ladislav Kohout
Institute of Organic Chemistry and Biochemistry, Academy of Sciences of the Czech Republic, 166 10 Prague 6, Czech Republic
Individual author index pages
Other CCCC articles of these authors
- František Franěk*, Tomáš Eckschlager and Ladislav Kohout
24-Epibrassinolide at Subnanomolar Concentrations Modulates Growth and Production Characteristics of a Mouse Hybridoma
2003, Vol. 68, Issue 11, pp. 2190–2200 [Abstract] - Miroslav Šíša, Miloš Buděšínský and Ladislav Kohout*
Synthesis and Biological Activity of 7a-Homo- and 7a,7b-Dihomo-5α-cholestane Analogues of Brassinolide
2003, Vol. 68, Issue 11, pp. 2171–2189 [Abstract] - Hana Chodounská, Miloš Buděšínský, Romana Šídová, Miroslav Šíša, Alexander Kasal and Ladislav Kohout*
Simple NMR Determination of 5α/5β Configuration of 3-Oxosteroids
2001, Vol. 66, Issue 10, pp. 1529–1544 [Abstract] - Ladislav Kohout*, Hana Chodounská, Tomáš Macek and Miroslav Strnad
Synthesis of (20S)-2α,3α-Dihydroxy-6-oxo-7-oxa-7a-homo-5α-pregnane-20-carboxylic Acid as a Brassinosteroid Part of Ligands for Binding to Affinity Chromatography Carriers
2000, Vol. 65, Issue 11, pp. 1754–1761 [Abstract] - Jaroslava Hniličková* and Ladislav Kohout
Synthesis of 21-Hydroxy-6β,19-epoxypregn-4-ene-3,20-dione
2000, Vol. 65, Issue 3, pp. 380–384 [Abstract] - Carme Brosa, Ismael Zamora, Emma Terricabras and Ladislav Kohout
The Effect of Electrostatic Properties and Abibility to Form Hydrogen-Bonds on the Activity of Brassinosteroid Side-Chain Analogs
1998, Vol. 63, Issue 10, pp. 1635–1645 [Abstract] - Romana Šídová, Karel Stránský, Alexander Kasal, Barbora Slavíková and Ladislav Kohout
Long-Range Effect of 17-Substituents in 3-Oxo Steroids on 4,5-Double Bond Hydrogenation
1998, Vol. 63, Issue 10, pp. 1528–1542 [Abstract] - Barbora Slavíková, Alexander Kasal and Ladislav Kohout
N-Benzoyl-N-methylandrostan-17β-amines; 20-Aza Analogues of Brassinolide
1998, Vol. 63, Issue 5, pp. 655–661 [Abstract] - Ladislav Kohout, Barbora Slavíková and Miroslav Strnad
17a-Oxa-17a-homobrassinosteroid Analogues
1998, Vol. 63, Issue 5, pp. 646–654 [Abstract] - Lucie Dalibová and Ladislav Kohout
Preparation of Steroid Olefins from Heptafluorobutyrates
1998, Vol. 63, Issue 4, pp. 549–556 [Abstract] - Alexander Kasal, Barbora Slavíková, Ladislav Kohout and Miloš Buděšínský
The Synthesis of A-Homo-B-norandrostanes: The Effect of a Hydroxyl on the Course of Hydrogenation of the ∆9-Double Bond
1997, Vol. 62, Issue 10, pp. 1631–1641 [Abstract] - Ladislav Kohout, Alexander Kasal and Miroslav Strnad
Pregnane-Type Brassinosteroids with a Four-Carbon Ester Functionality in Position 20
1996, Vol. 61, Issue 6, pp. 930–940 [Abstract] - Alexander Kasal, Ladislav Kohout and Michal Lebl
Synthesis of a Scaffold for the Creation of Non-Peptide Libraries
1995, Vol. 60, Issue 12, pp. 2147–2155 [Abstract] - Ladislav Kohout and Alexander Kasal
7a-Keto-B-homotestosterone and 7a-Keto-B-homoepitestosterone
1994, Vol. 59, Issue 3, pp. 649–657 [Abstract] - Ladislav Kohout
New Method of Preparation of Brassinosteroids
1994, Vol. 59, Issue 2, pp. 457–460 [Abstract] - Alexander Kasal, Richard Hampl, Zdeněk Putz, Ladislav Kohout and Luboslav Stárka
Preparation and Properties of Three Immunogens with a Spacer on the β-Side of the Steroid Skeleton and the Effect of Immunogen Structure on Specificity of the Obtained Antisera
1992, Vol. 57, Issue 10, pp. 2166–2173 [Abstract] - Ladislav Kohout and Miroslav Strnad
Brassinosteroids with Ester Function with Five Carbon Atoms at the 20 Position
1992, Vol. 57, Issue 8, pp. 1731–1738 [Abstract] - Ladislav Kohout
Syntheis of brassino steroids with a five carbon atom ester functionality in position 17
1989, Vol. 54, Issue 12, pp. 3348–3359 [Abstract] - Ladislav Kohout
7-Methanesulfonyloxy-3α,5-cyclo-5α-cholestanes
1989, Vol. 54, Issue 4, pp. 1028–1035 [Abstract] - Ladislav Kohout and Miroslav Strnad
Brassinolide analogues without side chain
1989, Vol. 54, Issue 4, pp. 1019–1027 [Abstract] - Ladislav Kohout, Václav Černý and Miroslav Strnad
Alternative syntheses of 2α,3α,17β-trihydroxy-7-oxa-B-homo-5α-androstan-6-one and some androstane brassinolide analogs
1987, Vol. 52, Issue 4, pp. 1026–1042 [Abstract] - Ladislav Kohout, Helena Velgová, Miroslav Strnad and Miroslav Kamínek
Brassino steroids with androstane and pregnane skeleton
1987, Vol. 52, Issue 2, pp. 476–486 [Abstract] - Ladislav Kohout
Solvolytic reactions of epimeric 3-methanesulfonyloxy-7-benzoyloxy-5α,6α-cyclopropanocholestanes
1986, Vol. 51, Issue 10, pp. 2222–2231 [Abstract] - Ladislav Kohout and Miroslav Strnad
Brassinosteroids with a cholestane side chain
1986, Vol. 51, Issue 2, pp. 447–458 [Abstract] - Ladislav Kohout, Vijay Kumar Sethi, Jaroslav Zajíček and Alexander Kasal
Solvolytic reactions of empiric 3-methanesulfonyloxy-7-benzoyloxy-5β,6β-cyclopropanocholestanes
1986, Vol. 51, Issue 2, pp. 436–446 [Abstract] - Ladislav Kohout
The synthesis of 5,6-cyclopropanocholestanes with oxygen functions in positions 3 and 7
1986, Vol. 51, Issue 2, pp. 429–435 [Abstract] - Alexander Kasal, Ladislav Kohout and Jiří Filip
4,5-Secoandrostanes by Eschenmoser's reaction
1985, Vol. 50, Issue 6, pp. 1402–1414 [Abstract] - Helena Velgová and Ladislav Kohout
6,7-Secoandrostane derivatives
1985, Vol. 50, Issue 4, pp. 962–972 [Abstract] - Ladislav Kohout and Jaroslav Zajíček
Lead tetraacetate oxidation of 3β-acetoxy-B-homo-5α-cholestan-7aβ-ol
1984, Vol. 49, Issue 1, pp. 301–305 [Abstract] - Ladislav Kohout and Alexander Kasal
Electrophilic addition to the 5,6-double bond in A-nor-3,5-secosteroids
1983, Vol. 48, Issue 7, pp. 2051–2063 [Abstract] - Alexander Kasal, Luboš Stárka, Richard Hampl and Ladislav Kohout
Preparation and pharmacological properties of 4,5-secopregnane-3,20-dione and its derivatives
1983, Vol. 48, Issue 7, pp. 2040–2050 [Abstract] - Ladislav Kohout, Alexander Kasal, Vlastimil Šanda and Helena Velgová
Rearrangement of the 16,17-cyclopropano derivatives
1983, Vol. 48, Issue 1, pp. 173–183 [Abstract] - Ladislav Kohout, Vlastimil Šanda and Jan Fajkoš
Synthesis of two isomeric 16,17-cyclopropano derivatives of 5-pregnene
1982, Vol. 47, Issue 5, pp. 1503–1513 [Abstract] - Alexander Kasal and Ladislav Kohout
4,5-Secoanalogues of dihydrotestosterone with a cyclopropane ring in the position 5(6)
1982, Vol. 47, Issue 1, pp. 130–143 [Abstract] - Ladislav Kohout
Synthesis of 5,6-cyclopropanocholestane derivatives with an oxygen function in position 7
1981, Vol. 46, Issue 8, pp. 1828–1838 [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] - Ladislav Kohout and Jan Fajkoš
Analogues of androgens with a cyclopropane ring in 6α,7α-position
1980, Vol. 45, Issue 7, pp. 1974–1981 [Abstract] - Pavel Kočovský, Ladislav Kohout and Václav Černý
Participation of 19-substituents in electrophilic additions to 6,7-unsaturated 5α-cholestane and B-homo 5α-cholestane derivatives; A case of competition between the participation of an ambident neighboring group and external nucleophile attack
1980, Vol. 45, Issue 2, pp. 559–583 [Abstract] - Vlastimil Šanda, Ladislav Kohout and Jan Fajkoš
5,7-Cyclo-B-homopregnane derivatives with the corticoid ketol side chain
1980, Vol. 45, Issue 1, pp. 269–273 [Abstract] - Ladislav Kohout and Jan Fajkoš
Acetolysis of 4β-methanesulphonyloxy-6β,7aβ-cyclo-B-homo-5α-cholestane
1979, Vol. 44, Issue 11, pp. 3308–3320 [Abstract] - Bruno Schönecker, Dieter Tresselt, Gerd Schubert, Ladislav Kohout and Jan Fajkoš
1H-NMR investigations. Application of trichloroacetyl isocyanate to structure determination of 3-, 6-, 7-, 7a- and 17-hydroxy steroids
1978, Vol. 43, Issue 10, pp. 2609–2618 [Abstract] - Ladislav Kohout and Jan Fajkoš
Methylenation of 4,6-cholestadien-3-one
1978, Vol. 43, Issue 4, pp. 1134–1141 [Abstract] - Ladislav Kohout
2,3-Disubstituted derivatives of the 6β,7aβ-cyclo-B-homo-5α-cholestane series
1978, Vol. 43, Issue 3, pp. 889–899 [Abstract] - Ladislav Kohout and Jan Fajkoš
Fission of the epimeric 2,3-epoxides in the 5,7β-cyclo-B-homo-5β-cholestane series
1978, Vol. 43, Issue 2, pp. 638–646 [Abstract]