Acetic acid (3S,4S,10R,13R,14S,17R)-17-((R)-4-isopropyl-1,5-dimethyl-hex-5-enyl)-4,13,14-trimethyl-tetradecahydro-cyclopropa[9,10]cyclopenta[a]phenanthren-3-yl ester 在
四氧化锇 作用下,
以
吡啶 为溶剂,
以9 mg的产率得到Acetic acid (3S,4S,10R,13R,14S,17R)-17-((R)-5,6-dihydroxy-4-isopropyl-1,5-dimethyl-hexyl)-4,13,14-trimethyl-tetradecahydro-cyclopropa[9,10]cyclopenta[a]phenanthren-3-yl ester