N-(Benzyloxycarbonyl)-L-valyl-O-<(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1-3)-O-(2-acetamido-4,6-di-O-benzoyl-2-desoxy-α-D-galactopyranosyl)>-L-seryl-L-glutamyl-(5-benzylester)-L-isoleucyl-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-... 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 、
溶剂黄146 为溶剂,
反应 20.0h,
以95%的产率得到L-Valyl-O-<(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1-3)-O-(2-acetamido-4,6-di-O-benzoyl-2-desoxy-α-D-galactopyranosyl)>-L-seryl-L-glutamyl-L-isoleucyl-O-<(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)>-(1-3)-O-2-acetamido-4,6-di-O-benzoyl...