(2S,3R,4S,5R,6R)-2-(benzyloxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 、
(2,6-dichloro-4-methoxyphenyl)-(2,4-dichlorophenyl)methyl trichloroacetimidate 在
三氟甲磺酸三甲基硅酯 作用下,
以
二氯甲烷 为溶剂,
反应 0.17h,
以98%的产率得到(2S,3R,4S,5R,6R)-2-(benzyloxy)-6-(((2,6-dichloro-4-methoxyphenyl)(2,4-dichlorophenyl)methoxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate