Benzoic acid (3aR,4R,5aS,5bR,9S,11aR,11bS,13aR)-3-ethoxy-9-hydroxy-3,11a-dimethyl-3a,4,5,5a,5b,6,8,9,10,11,11a,11b,12,13-tetradecahydro-3H-2-oxa-pentaleno[1,6a-a]phenanthren-4-yl ester 在
lead(IV) acetate 、
水 、
溶剂黄146 作用下,
生成
16α-benzoyloxy-3β-hydroxyandrost-5-ene-17β,18-carbolactone 、
16α-benzoyloxy-3β,18,21-trihydroxypregn-5-en-20-one 18,20-hemiacetal 、
21-acetoxy-16α-benzoyloxy-3β,18-dihydroxypregn-5-en-20-one 18,20-hemiacetal