PURPOSE: A method for preparing Androst-4-ene-3,17-dione(AD) and Androst-1,4-diene-3,17-dione(ADD) using a two-step fermentation process is provided, thereby rapidly carrying out oxidation and side chain degradation of sterols, and improving yield of AD/ADD using the oxidized and side ch...
Fermentation of (+)-androsta-1,4-diene-3,17-dione ( 1 ) with Cephalosporium aphidicola for 8 days yielded oxidative and reductive metabolites, androst-4-en... MI Choudhary,SG Musharraf,F Shaheen,... - 《Natural Product Letters》 被引量: 51发表: 2002年 An efficient synthesis of 5α-an...
Prepn. of (17R)-7-alkyl-2'-oxo-spiro (androst-4-ene-17,5'- (1',2')-oxathiolan)-3-ones of formula (I'A) (where the 7-alkyl gp. has 1-4C atoms) comprises reaction of a 17 beta-hydroxy-21- tert. -butylsulphinyl-(17-alpha)-pregna- 4,6-diene-3-one, as a mixt. of...
Androst-4-end-3,17-dione(AD) and androst -1,4-end-3,17-dione (ADD) were commonly used for the synthesis of many steroid drugs. 雄甾-4-烯-3,17-二酮(AD)和雄甾-1,4-烯-3,17-二酮(ADD)可以作为几乎所有甾体激素类药物不可替代的中间体,对机体起着非常重要的调节作用。 更多例句>> 补...
雄甾-1,4-二烯-3 1. A gas chromatography(GC)method for the simultaneous determination of Androst-4-ene-3,17-dione(4-AD),Androst-1,4-diene-3,17-dione(ADD)and phytosterols from aculture of transformable phytosterols is describedT. 采用气相色谱仪建立了一个同时测定植物甾醇发酵液中雄甾-4-...
采用气相色谱仪建立了一个同时测定植物甾醇发酵液中雄甾-4-烯-3,17-二酮(Androst-4-ene-3,17-dione,4-AD)、雄甾-1,4-二烯-3,17-二酮(Androst-1,4-diene-3,17-dione,ADD)和植物甾醇含量的外标分析方法。 A gas chroma...
1) 5α-Androst-1-ene-3,17-dione 5α-雄甾-1-烯-3β,17β-二醇2) 17α-Methyl-5α-androstane-3β,17β-diol 17α-甲基-5α-雄甾-3β,17β-二醇3) Androsta-3,5-diene-3β,17β-diol 雄甾-3,5-二烯-3β,17β-二醇4) 5-Androstene-3β,17βb-diol 5-雄甾烯-3β,17β-...
5) 3-β-Hydroxy-deoxyandrost-5-ene-17-one-3-acetate 3-β-羟基-去氧雄甾-5-烯-17-酮-3-醋酸酯6) 21-Acetyloxy-9β,11β-epoxy-16α,17α-dihydroxypregna-1,4-diene-3,20-dione 16,17-acetonide 21-乙酰氧基-9β,11β-环氧-16α,17α-二羟基孕甾-1,4-二烯-3,20-二酮-16,17-...