5-azidopentyl-O-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside 、
2-O-benzyl-4,6-O-benzylidene-3-O-(2-naphthylmethyl)-β-D-mannopyranosyl-(1>4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl-N-phenyl trifluoroacetimidate 在
三氟甲磺酸三甲基硅酯 作用下,
以
二氯甲烷 为溶剂,
反应 0.67h,
以89%的产率得到5-azidopentyl 2-O-benzyl-4,6-O-benzylidene-3-O-(2-naphthylmethyl)-β-D-mannopyranosyl-(1>4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl-(1>4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside