(3S,5R,8R,9S,10S,13S)-3-Benzyloxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,10,11,12,13,16-tetradecahydro-cyclopenta[a]phenanthren-17-one 在
Lindlar's catalyst
氢氧化钾 、
氢气 作用下,
以
乙醇 、
苯 为溶剂,
以90%的产率得到(3S,5R,8R,9S,10S,13S,14R)-3-Benzyloxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-one