{2-[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]ethyl}amine dihydrochloride 、 4-[2-(3,4-dichlorophenoxy)phenylsulfamoyl]benzoic acid 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以42%的产率得到4-[2-(3,4-dichlorophenoxy)phenylsulfamoyl]-N-{2-[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]ethyl}benzamide