(4R,5S)-5-[(1S,2R)-2-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-1-methyl-2-triethylsilanyloxy-ethyl]-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methyl ester 在
氟化氢吡啶 作用下,
以
四氢呋喃 为溶剂,
反应 14.0h,
以95%的产率得到methyl (4R,5S)-5-((1R,2R)-1-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)-1-hydroxypropan-2-yl)-2,2-dimethyl-1,3-dioxolane-4-carboxylate