在
palladium dihydroxide 、
氢气 作用下,
以
溶剂黄146 为溶剂,
以100%的产率得到(2S)-6-[[(2R)-2-[[(2S)-6-acetamido-2-[[(4R)-4-[[(2S)-2-[[(2R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-3-[(2S,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-(hydroxymethyl)-6-propoxyoxan-4-yl]oxypropanoyl]amino]propanoyl]amino]-5-amino-5-oxopentanoyl]amino]hexanoyl]amino]propanoyl]amino]-2-[[(4R)-4-[[(2S)-2-[[(2R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-3-[(2S,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-(hydroxymethyl)-6-propoxyoxan-4-yl]oxypropanoyl]amino]propanoyl]amino]-5-amino-5-oxopentanoyl]amino]hexanoic acid