甲醇 、 在
sodium methylate 作用下,
反应 6.0h,
生成
8-methoxycarbonyloctyl O-β-D-galactopyranosyl-(1->4)-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->2)-O-<β-D-galactopyranosyl-(1->4)-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->4)>-β-D-mannopyranoside 、 8-methoxycarbonyloctyl O-β-D-galactopyranosyl-(1->4)-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->2)-O-<β-D-galactopyranosyl-(1->4)-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->4)>-α-D-mannopyranoside