(1R,3S,4aR,5R,8aS)-1-[(S)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-5-[(R)-1-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-propyl]-3-(tert-butyl-diphenyl-silanyloxy)-7-methyl-1,2,3,4,4a,5,6,8a-octahydro-naphthalene 在
disodium hydrogenphosphate 、
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
反应 0.33h,
以98%的产率得到(1aR,3R,3aR,5S,7S,7aS,7bS)-7-[(S)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-3-[(R)-1-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-propyl]-5-(tert-butyl-diphenyl-silanyloxy)-1a-methyl-decahydro-1-oxa-cyclopropa[a]naphthalene