(4S,5R,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-5-hydroxy-6-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10R,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-methyl-heptan-3-one 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 0.08h,
以93%的产率得到(4S,5R,6S)-4,5-Dihydroxy-6-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10R,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-methyl-heptan-3-one