反应详情

5-Fluoro-2-trichloromethyl-1H-benzoimidazole-4-carboxylic acid ethyl ester was prepared by a procedure according to example 5 (i) starting from 150.0 mg (0.76 mmol) 2,3-Diamino-6-fluoro-benzoic acid ethyl ester and 133 μl (1.06 mmol) 2,2,2-trichloro-acetimidic acid methyl ester.