(22E,24S)-23,24-dimethylcholesta-5,22-dien-3β-ol 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 144.0h,
以12%的产率得到(3R,5S,8R,9S,10S,13R,14S,17R)-10,13-Dimethyl-17-((1R,3R,4S)-1,3,4,5-tetramethyl-hexyl)-hexadecahydro-cyclopenta[a]phenanthren-3-ol