8-azidooctyl 2,3,4,6-tetra-O-benzoyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranoside 在
sodium methylate 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
反应 16.0h,
以97%的产率得到8-azidooctyl α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranosyl-(1→4)-3-O-methyl-α-D-mannopyranoside