(methyl 2-O-acetyl-3,4-di-O-benzyl-α-L-idopyranosyluronate)-(1-4)-1-O-acetyl-2-azido-3-O-benzyl-6-O-tert-butyldiphenylsilyl-2-deoxy-α-D-glucopyranose 在
caesium carbonate 、
苄胺 作用下,
以
二氯甲烷 为溶剂,
反应 65.83h,
生成 (methyl 2-O-acetyl-3,4-di-O-benzyl-α-L-idopyranosyluronate)-(1-4)-2-azido-3-O-benzyl-6-O-tert-butyldiphenylsilyl-2-deoxy-α,β-D-glucopyranose trichloroacetimidate