methyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-glucopyranosyl-(1-> 2)-3,4,6-tri-O-benzyl-β-D-mannopyranosyl-(1-> 2)-3,6-di-O-benzyl-4-deoxy-β-D-lyxohexopyranoside 在
甲醇 、
sodium methylate 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
以85%的产率得到methyl 3,4,6-tri-O-benzyl-β-D-glucopyranosyl-(1-> 2)-3,4,6-tri-O-benzyl-β-D-mannopyranosyl-(1-> 2)-3,6-di-O-benzyl-4-deoxy-β-D-lyxohexopyranoside