methyl 3-{[(1S,2S)-1-[(benzyloxy)methyl]-2-hydroxy-2-[(1,2:3,4-di-O-isopropylidene-6-deoxy-α-L-galactopyranos-6-yl)carbamoyl]ethyl]carbamoyl}propanoate 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 22.0h,
以93%的产率得到methyl 3-{[(1S,2S)-2-hydroxy-1-(hydroxymethyl)-2-([1,2:3,4-di-O-isopropylidene-6-deoxy-α-L-galactopyranos-6-yl]carbamoyl)ethyl]carbamoyl}propanoate