4-Amino-tetrafluorbenzol-sulfonamid 、 4-(8-(1-methyl-6-(trifluoromethyl)-1H-benzo[d]imidazol-5-yl)indolizine-3-carbonyl)benzoic acid 在
N,N-二异丙基乙胺 、 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,
以20 %的产率得到4-(8-(1-methyl-6-(trifluoromethyl)-1H-benzo[d]imidazol-5-yl)indolizine-3-carbonyl)-N-(2,3,5,6-tetrafluoro-4-sulfamoylphenyl)benzamide