反应详情

The same operation as in Example (217c) was performed using ethyl 4-methyl-2-[3-(methylamino)azetidin-1-yl]-1,3-thiazole-5-carboxylate obtained in Example (226b) (114 mg, 0.45 mmol), 4-chloro-5-ethyl-1H-imidazole-2-carboxylic acid obtained in Example (1d) (78 mg, 0.45 mmol), WSC hydrochloride (256 mg, 1.34 mmol), 1-hydroxybenzotriazole (60 mg, 0.45 mmol) and N-methylmorpholine (0.10 mL, 0.89 mmol), to obtain 167 mg of the title compound as a white solid (91%).