(2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R)-4-acetoxy-2-(acetoxymethyl)-5-azido-6-hydroxytetrahydro-2H-pyran-3-yl)oxy)-6-(acetoxymethyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 、
三氯乙腈 在
potassium carbonate 作用下,
以
二氯甲烷 为溶剂,
反应 6.0h,
以33%的产率得到(2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6R)-4-acetoxy-2-(acetoxymethyl)-5-azido-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3-yl)oxy)-6-(acetoxymethyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate