benzyl (2S)-2-(phenylmethoxycarbonylamino)-3-[[(2R,3S,4R,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]methoxy]propanoate 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
以89%的产率得到(S)-2-Amino-3-((2R,3S,4R,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-ylmethoxy)-propionic acid