1,2,3,4-tetra-O-acetyl-6-O-<2,3,4-tri-O-acetyl-6-O-<2,3,4-tri-O-acetyl-6-O-(2,3,4-tri-O-acetyl-6-O-trichloroacetyl-β-D-glucopyranosyl)-β-D-glucopyranosyl>-β-D-glucopyranosyl>-β-D-glucopyranose 在
甲醇 作用下,
以
吡啶 、
氯仿 为溶剂,
反应 2.0h,
以95%的产率得到1,2,3,4-tetra-O-acetyl-6-O-<2,3,4-tri-O-acetyl-6-O-<2,3,4-tri-O-acetyl-6-O-(2,3,4-tri-O-acetyl-β-D-glucopyranosyl)-β-D-glucopyranosyl>-β-D-glucopyranosyl>-β-D-glucopyranose