methyl 4-((3S,4R,5R,6R)-4,5-bis(benzyloxy)-6-(benzyloxymethyl)-3-hydroxytetrahydro-2H-pyran-2-yl)-(2S)-2-(tert-butoxycarbonylamino)butanoate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
甲醇 为溶剂,
反应 6.0h,
生成 (S)-2-tert-Butoxycarbonylamino-4-((2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-butyric acid methyl ester