Acetic acid (3S,5S,8R,9S,10R,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester 在
氢氧化钾 作用下,
以
1,4-二氧六环 为溶剂,
生成 (3S,5S,8R,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-3-ol