3α.7α.12α-trihydroxy-24-chloromethyl-5β-cholanone-(24) 在
过氧化双月桂酰 、 ammonium acetate 、
溶剂黄146 作用下,
以
乙酸乙酯 、
丙酮 为溶剂,
反应 12.0h,
生成 (3R,5S,7R,8R,10S,12S,13R,14S,17R)-10,13-dimethyl-17-((R)-4-(5-methyl-6-(trifluoromethyl)pyridin-2-yl)butan-2-yl)hexadecahydro-1H-cyclopenta[a]phenanthrene-3,7,12-triyl triacetate