(S)-4-Benzyl-3-[(E)-(S)-4-(tert-butyl-dimethyl-silanyloxy)-4-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-but-2-enoyl]-oxazolidin-2-one 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
反应 5.0h,
以99%的产率得到(S)-4-Benzyl-3-[(S)-4-(tert-butyl-dimethyl-silanyloxy)-4-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyryl]-oxazolidin-2-one