(1aS,2S,3aR,6R,7aR,7bS)-6-phenyl-2-(phenylthio)hexahydrooxireno[2',3':4,5]pyrano[3,2-d][1,3]dioxine 、
1,3,2',6'-tetraazido-3',4'-di-O-acetylneamine 在
N-碘代丁二酰亚胺 、
silver trifluoromethanesulfonate 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
以43%的产率得到(2R,3R,4R,5R,6R)-5-azido-2-(azidomethyl)-6-(((1R,2S,3S,4R,6S)-4,6-diazido-2-hydroxy-3-(((1aS,2S,3aR,6R,7aR,7bS)-6-phenylhexahydrooxireno[2',3':4,5]pyrano[3,2-d][1,3]dioxin-2-yl)oxy)cyclohexyl)oxy)tetrahydro-2H-pyran-3,4-diyl diacetate