tert-butyl 4-[4-[[2-[[(2S)-1,4-dioxo-1-[[(2S)-1-oxo-3-phenyl-1-phenylmethoxypropan-2-yl]amino]-4-phenylmethoxybutan-2-yl]amino]-2-oxoethyl]-ethylamino]-4-oxobutyl]piperidine-1-carboxylate 在
palladium on activated charcoal
氢气 、
溶剂黄146 作用下,
以
甲醇 为溶剂,
反应 16.0h,
生成 (3S)-4-[[(1S)-1-carboxy-2-phenylethyl]amino]-3-[[2-[ethyl-[4-[1-[(2-methylpropan-2-yl)oxycarbonyl]piperidin-4-yl]butanoyl]amino]acetyl]amino]-4-oxobutanoic acid