Acetic acid (3S,4R,5R,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-3-hydroxy-10,13-dimethyl-hexadecahydro-20-oxa-cyclopropa[4,5]cyclopenta[a]phenanthren-6-yl ester 在
高氯酸 作用下,
以
四氢呋喃 为溶剂,
反应 48.0h,
以55 mg的产率得到Acetic acid (3S,4R,5R,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-3,4,5-trihydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-6-yl ester