(1aS,3aR,3bS,5aR,6R,8aS,8bS)-6-((R)-1,5-Dimethyl-hexyl)-3a,5a-dimethyl-tetradecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-one 在
三氟化硼乙醚 吡啶 作用下,
以
溶剂黄146 为溶剂,
反应 0.5h,
生成
Acetic acid 2-[(5R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-10,13-dimethyl-6-oxo-hexadecahydro-cyclopenta[a]phenanthren-5-ylsulfanyl]-ethyl ester