O-2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1-3)-O-<2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1-6)>-O-2,4-di-O-acetyl-β-D-galactopyranosyl-(1-4)-1,6-anhydro-2,3-di-O-acetyl-β-D-glucopyranose 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 20.0h,
以92%的产率得到O-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1-3)-O-<2-acetamido-2-deoxy-β-D-glucopyranosyl-(1-6)>-O-β-D-galactopyranosyl-(1-4)-1,6-anhydro-β-D-glucopyranose