(4S,5R)-5-[(4S,5R)-5-[2-[tert-butyl(dimethyl)silyl]oxyethyl]-2,2-dimethyl-1,3-dioxolan-4-yl]-N-methoxy-N,2,2-trimethyl-1,3-dioxolane-4-carboxamide 、
苯基溴化镁 以
四氢呋喃 为溶剂,
反应 1.0h,
以85%的产率得到[(4S,5R)-5-[(4S,5R)-5-[2-[tert-butyl(dimethyl)silyl]oxyethyl]-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-1,3-dioxolan-4-yl]-phenylmethanone