methyl O-(4-azido-3-O-benzyl-4,6-dideoxy-α-D-mannopyranosyl)-(1->3)-O-(4-azido-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)-4-azid... 在
palladium on activated charcoal
硫化氢 、
氢气 作用下,
以
吡啶 、
水 、
溶剂黄146 为溶剂,
20.0~40.0 ℃
、5.0 kPa
条件下,
反应 30.0h,
生成
methyl O-(4,6-dideoxy-4-formamido-α-D-mannopyranosyl)-(1->3)-O-(4,6-dideoxy-4-formamido-α-D-mannopyranosyl)-(1->2)-O-(4,6-dideoxy-4-formamido-α-D-mannopyranosyl)-(1->2)-O-(4,6-dideoxy-4-formamido-α-D-mannopyranosyl)-(1->2)-4,6-dideoxy-4-formamido...