3-cyclobutyl-2,3,4,5-tetrahydro-1H-3-benzazepine-7-carboxylic acid 、
2-[1-(4-aminobutyl)hexahydro-1H-azepin-4-yl]-4-[(4-chlorophenyl)methyl]-1(2H)-phthalazinone hydrochloride 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 N-(4-{4-[4-[(4-chlorophenyl)methyl]-1-oxo-2(1H)-phthalazinyl]hexahydro-1H-azepin-1-yl}butyl)-3-cyclobutyl-2,3,4,5-tetrahydro-1H-3-benzazepine-7-carboxamide