3-Acetylmercapto-6-methyl-4-[[[1-(S)-[(methylamino)carbonyl]-2-(4-methoxyphenyl)ethyl]amino]carbonyl]heptanoylglycine 以
ammonium hydroxide 、 nitrogen-purged methanol 为溶剂,
生成 2-[3-Mercapto-6-methyl-4-[[[1-(S)-[(methylamino)carbonyl]-2-(4-methoxyphenyl)ethyl]amino]carbonyl]heptanoylamino]ethanoic acid