[(2R,3R,4S,5R,6S)-6-methoxy-4,5-bis(phenylmethoxy)-2-(phenylmethoxymethyl)oxan-3-yl] [(3R,4S,5R,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl] carbonate 在
chlorosilver;trichloride 、
四氯化锡 作用下,
以
二氯甲烷 为溶剂,
反应 0.25h,
以82%的产率得到methyl O-(2,3,4,6-tetra-O-benzyl-D-glucopyranosyl)-(1-4)-2,3,6-tri-O-benzyl-α-D-glucopyranoside