methyl O-(2-O-acetyl-4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopy... 在
硫化氢 、
sodium methylate 作用下,
以
吡啶 、
甲醇 、
水 为溶剂,
反应 24.0h,
生成 methyl O-(4-amino-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-amino-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-amino-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->2)-O-(4-amino-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1...