(2R,3S,4S,5R,6R)-2-(acetoxymethyl)-6-(2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)ethoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以75%的产率得到(2R,3R,4S,5R,6R)-2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]-6-(hydroxymethyl)oxane-3,4,5-triol