N-(2,2-dimethoxyethyl)-6-[2-O-acetyl-4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl-(1->2)-tetrakis(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)oxy]hexanamide 在
sodium methylate 作用下,
生成
N-(2,2-dimethoxyethyl)-6-[4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl-(1->2)-tetrakis(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)oxy]hexanamide