反应详情

2-((2-Chloro-6-fluorophenethyl)sulfonyl)-1-(4-fluorophenyl)-1H-imidazole-5-carboxylic acid (55) was prepared in a similar manner as that described for the synthesis of compound 11 using ethyl 2-((2-chloro-6-fluorophenethyl)sulfonyl)-1-(4-fluorophenyl)-1H-imidazole-5-carboxylate (54) (250 mg, 0.5495 mmol), 1N LiOH (5 mL) in THF (5 mL) and MeOH (5 mL).