5-氨基四氮唑 、
4'-[[6-[2-(4-morpholinyl)ethyl]aminocarbonyl-4-methyl-2-n-propyl-1H-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic 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40%的产率得到7-methyl-N-(2-morpholin-4-ylethyl)-2-propyl-3-[[4-[2-(2H-tetrazol-5-ylcarbamoyl)phenyl]phenyl]methyl]benzimidazole-5-carboxamide