Acetic acid (1S,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-acetoxy-5a,5b,8,8,11a-pentamethyl-1-vinyl-icosahydro-cyclopenta[a]chrysen-3a-ylmethyl ester 在
Wilkinson's catalyst 氢气 作用下,
以
乙醇 、
苯 为溶剂,
20.0 ℃
、100.0 kPa
条件下,
反应 3.0h,
生成 Acetic acid (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-acetoxy-1-ethyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysen-3a-ylmethyl ester