(2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6S)-2-(((4-acetoxybenzyl)oxy)methyl)-5-azido-6-((tert-butyldimethylsilyl)oxy)-4-((4-methoxybenzyl)oxy)tetrahydro-2H-pyran-3-yl)oxy)-6-((benzoyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate 在
2,3-二氯-5,6-二氰基-1,4-苯醌 作用下,
以
二氯甲烷 为溶剂,
反应 0.5h,
以90%的产率得到(2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6S)-2-(((4-acetoxybenzyl)oxy)methyl)-5-azido-6-((tert-butyldimethylsilyl)oxy)-4-hydroxytetrahydro-2H-pyran-3-yl)oxy)-6-((benzoyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate