反应详情

cis(±)-4-Chloro-N-(3-ethoxypiperidin-4-yl)-5-ethyl-1H-imidazole-2-carboxamide hydrochloride obtained in Example (131a) (100 mg, 0.297 mmol) and anilino(oxo)acetic acid (49 mg, 0.30 mmol) were suspended in DMF (3 mL). The suspension was subjected to the same operation as in Example (138a) to obtain 64.3 mg of the title compound as a colorless solid (48%).