1-(butylcarbamoyl)cyclopentane-1-carboxylic acid 、
(S)-3-amino-1-methyl-5-phenyl-1H-benzo[e][1,4]diazepin-2(3H)-one 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 1-N-butyl-1-N'-[(3S)-1-methyl-2-oxo-5-phenyl-3H-1,4-benzodiazepin-3-yl]cyclopentane-1,1-dicarboxamide