ethyl 5-(4-ethoxyphenyl)-2-(4-nitrophenyl)imidazole-4-carboxylate 、
sodium hydroxide 以
乙醇 为溶剂,
以to give 5-(4-ethoxyphenyl)-2-(4-nitrophenyl) imidazole-4-carboxylic acid (30.7 g), melting point 148-152° C.的产率得到5-(4-ethoxyphenyl)-2-(4-nitrophenyl) imidazole-4-carboxylic acid