4-(4'-trifluoromethyl-biphenyl-2-carbonylamino)-1-methyl-pyrrole-2-carboxylic acid 、
4-苯基哌啶-4-甲腈 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
三乙胺 作用下,
以
四氢呋喃 为溶剂,
以67%的产率得到N-[5-(4-cyano-4-phenyl-piperidino-carbonyl)-1-methyl-pyrrol-3-yl]-4'-trifluoro-methyl-biphenyl-2-carboxylic acid amide