Acetic acid (3S,5S,10S,13R,14R,17R)-10,13,14-trimethyl-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester 在
platinum(IV) oxide 氢氧化钾 、
氢气 作用下,
以
甲醇 为溶剂,
生成
14α-Methyl-5α-ergost-8-en-3β-ol