(4R,5S)-5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-1-methyl-ethyl]-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methoxy-methyl-amide 、
甲基氯化镁 以
四氢呋喃 为溶剂,
反应 1.0h,
以85%的产率得到1-{(4R,5S)-5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-1-methyl-ethyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-ethanone