在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 7.0h,
以100%的产率得到(4S)-4-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[(3S,6S)-6-(3-amino-3-oxopropyl)-2,5,8-trioxo-3-propan-2-yl-1,4,7-triazacyclotridec-1-yl]propanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-5-oxopentanoyl]amino]-4-methylpentanoyl]amino]propanoyl]amino]-5-[[(2S,3S)-1-[[(2S)-1-amino-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-5-oxopentanoic acid