O-(2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl)-(1->3)-O-(2,3,6-tri-O-acetyl-α-D-glucopyranosyl-(1->3)-1,2,4,6-O-tetra-O-acetyl-β-D-glucose 在
氢溴酸 作用下,
以
溶剂黄146 为溶剂,
反应 0.5h,
以78%的产率得到methyl O-(2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl)-(1->3)-O-(2,4,6-tri-O-acetyl-α-D-glucopyranosyl)-(1->3)-2,4,6-tri-O-acetyl-β-D-glucopyranoside