(1R,3R,4R,6R)-1-O-(6'-azido-6'-deoxy-2',3',4'-tri-O-benzyl-α-D-glucopyranosyl)-4,6-diazido-cyclohexane-1,3-diol 、
3-azido-3-deoxy-2,4,6-tri-O-benzyl-1-phenylthio-β-D-glucopyranoside 在
N-碘代丁二酰亚胺 、 4 A molecular sieve 、
silver trifluoromethanesulfonate 作用下,
以
乙醚 、
二氯甲烷 为溶剂,
反应 3.0h,
以48%的产率得到(2R,3R,4S,5R,6S)-2-(azidomethyl)-6-[(1R,2R,4R,5R)-2,4-diazido-5-[(2S,3R,4S,5S,6R)-4-azido-3,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]oxycyclohexyl]oxy-3,4,5-tris(phenylmethoxy)oxane