5-氨基四氮唑 、
4'-[[6-(2-(4'-fluoro)phenethylamino)carbonyl-4-methyl-2-propyl-1H-benzimidazolyl]methyl]-2-biphenylcarboxylic acid 在
N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 3.0h,
以57.9%的产率得到N-[2-(4-fluorophenyl)ethyl]-7-methyl-2-propyl-3-[[4-[2-(2H-tetrazol-5-ylcarbamoyl)phenyl]phenyl]methyl]benzimidazole-5-carboxamide