反应详情

Methyl-2-trichloromethyl-1H-benzoimidazole-4-carboxylate was prepared similarly to methyl-2-trichloromethyl-1H-benzoimidazole-5-carboxylate as described in example 5 i) starting from 2.53 g (15.1 mmol) methyl-2,3-diamino-benzoate. Yield: 4.15 g MS (ES+): m/e=293, chloro pattern.