{(2S,5S)-2-[2-(4'-{5-Chloro-2-[(S)-1-((S)-2-methoxycarbonylamino-3-methyl-butyryl)-pyrrolidin-2-yl]-3H-imidazol-4-yl}-biphenyl-4-yl)-2-oxo-ethylcarbamoyl]-4-oxo-1,2,4,5,6,7-hexahydro-azepino[3,2,1-hi]indol-5-yl}-carbamic acid methyl ester 在
ammonium acetate 作用下,
以
xylene 为溶剂,
反应 4.0h,
以14%的产率得到{(2S,5S)-2-[5-(4'-{5-chloro-2-[(S)-1-((S)-2-methoxycarbonyl amino-3-methyl-butyryl)-pyrrolidin-2-yl]-3H-imidazol-4-yl}-biphenyl-4-yl)-1H-imidazol-2-yl]-4-oxo-1,2,4,5,6,7-hexahydro-azepino[3,2,1-hi]indol-5-yl}-carbamic acid methyl ester