O-(2-Acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl)-(1->2)-1,3-di-O-acetyl-4,6-di-O-methyl-α-D-mannopyranose 在
氢溴酸 、
溶剂黄146 作用下,
以
二氯甲烷 为溶剂,
反应 12.0h,
以90%的产率得到O-(2-Acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl)-(1->2)-3-O-acetyl-4,6-di-O-methyl-α-D-mannopyranosyl bromide