2-羟基-N-(三苯基甲基)乙酰胺 、
trichloro-O-[2,6-di-O-acetyl-3,4-di-O-benzyl-β-D-glucopyranosyl-(1->4)-3-O-acetyl-6-O-benzyl-2-deoxy-2-(dimethylmaleimido)-β-D-allopyranosyl]acetimidate 在
tin(II) trifluoromethanesulfonate 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以64%的产率得到[N-(triphenylmethyl)carbamoyl]methyl 2,6-di-O-acetyl-3,4-di-O-benzyl-β-D-glucopyranosyl-(1->4)-3-O-acetyl-6-O-benzyl-2-deoxy-2-(dimethylmaleimido)-β-D-allopyranoside