8-[(1R,2R,3S,5R)-3,5-Dihydroxy-2-(2-methoxycarbonyl-ethyl)-cyclopentyl]-6-[(Z)-methoxyimino]-octanoic acid methyl ester 、
叔丁基二甲基氯硅烷 在
咪唑 作用下,
反应 0.5h,
生成 8-[(1R,2R,3S,5R)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-(2-methoxycarbonyl-ethyl)-cyclopentyl]-6-[(E)-methoxyimino]-octanoic acid methyl ester