5-azidopentyl (4-O-acetyl-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl)-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside 在
potassium carbonate 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 4.0h,
以81%的产率得到5-azidopentyl (3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl)-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside