Acetic acid (5S,8R,9S,10S,12S,13R,14S,17R)-10,13-dimethyl-17-((R)-1-methyl-3-phenyl-propyl)-hexadecahydro-cyclopenta[a]phenanthren-12-yl ester 在
红铝 作用下,
以
苯 为溶剂,
生成
(5S,8R,9S,10S,12S,13R,14S,17R)-10,13-Dimethyl-17-((R)-1-methyl-3-phenyl-propyl)-hexadecahydro-cyclopenta[a]phenanthren-12-ol