methyl 2,4,6-tri-O-acetyl-3-oxymethyl-[(1-(3-hydroxy)-butanoic acid)-1H-1,2,3-triazol-4-yl]-α-D-galactopyranoside benzyl ester 在
palladium 10% on activated carbon 、
氢气 、
溶剂黄146 作用下,
以
甲醇 为溶剂,
反应 5.0h,
以79%的产率得到(2S,3R)-2-(4-((((2R,3S,4S,5R,6S)-3,5-diacetoxy-2-(acetoxymethyl)-6-methoxytetrahydro-2H-pyran-4-yl)oxy)methyl)-1H-1,2,3-triazol-1-yl)-3-hydroxybutanoic acid