benzyl (3S)-4-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-3-[[(2S)-2-[[(2S)-2-[[(3S,6S,9S,17R)-3-butyl-6-[(4-hydroxyphenyl)methyl]-9-[(2-methylpropan-2-yl)oxycarbonylamino]-2,5,8,11-tetraoxo-1,4,7,12-tetrazacycloheptadecane-17-carbonyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]hexanoyl]amino]-4-oxobutanoate 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 4.0h,
以93%的产率得到(3S)-4-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-3-[[(2S)-2-[[(2S)-2-[[(3S,6S,9S,17R)-3-butyl-6-[(4-hydroxyphenyl)methyl]-9-[(2-methylpropan-2-yl)oxycarbonylamino]-2,5,8,11-tetraoxo-1,4,7,12-tetrazacycloheptadecane-17-carbonyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]hexanoyl]amino]-4-oxobutanoic acid