(15α,13E)-9-oxo-15-hydroxy-16-(4-fluorophenyl)-17,18,19,20-tetranor-5-thia-8-azaprost-13-enoic acid butyl ester 、
叔丁基二甲基氯硅烷 在
咪唑 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 1.0h,
生成
(15α,13E)-9-oxo-15-{[t-butyl(dimethyl)silyl]oxy}-16-(4-fluorophenyl)-17,18,19,20-tetranol-5-thia-8-azaprost-13-enoic acid-n-butyl ester