4-(4'-trifluoromethyl-biphenyl-2-carbonylamino)-1-methyl-pyrrole-2-carboxylic acid 、
4-[4-(氨基甲基)苯基]苯酚 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
N,N-二异丙基乙胺 作用下,
以
N-甲基乙酰胺 为溶剂,
以58%的产率得到N-(4'-hydroxybiphenyl-4-yl)methyl-4-(4'-trifluoromethylbiphenyl-2-carbonylamino)-1-methyl-pyrrole-2-carboxylic acid amide