4-(1,4-dioxa-spiro[4.5]dec-8-yl)-benzylamine 、
4-(4'-trifluoromethyl-biphenyl-2-carbonylamino)-1-methyl-imidazol-2-carboxylic acid 、
1-丙基磷酸酐 在
N-甲基吗啉 作用下,
以
二氯甲烷 为溶剂,
以67%的产率得到N-[4-(1,4-dioxa-spiro[4.5]dec-8-yl)-phenylmethyl]-4-(4'-trifluoromethylbiphenyl-2-carbonylamino)-1-methyl-imidazole-2-carboxylic acid amide