反応 #72210

反応方程式

1-hydroxybenzotriazole

ethyl 2-(4-aminopiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylate

Ethyl 2-(4-aminopiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylate

4-chloro-5-ethyl-1H-imidazole-2-carboxylic acid

N-methylmorpholine

WSC hydrochloride

→

title compound

収率 94.0%

Ethyl 2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}piperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylate

収率 94.0%

反応条件

実験手順

The same operation as in Example (217c) was performed using ethyl 2-(4-aminopiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylate obtained in Example (239a) (139 mg, 0.52 mmol), 4-chloro-5-ethyl-1H-imidazole-2-carboxylic acid obtained in Example (1d) (90 mg, 0.52 mmol), WSC hydrochloride (296 mg, 1.55 mmol), 1-hydroxybenzotriazole (70 mg, 0.52 mmol) and N-methylmorpholine (0.11 mL, 1.03 mmol), to obtain 205 mg of the title compound as a white solid (94%).

出典