반응 #72229

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1-hydroxybenzotriazole

cis(±)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-ethoxypiperidin-1-yl)-5-(ethoxycarbonyl)-1,3-thiazole-4-carboxylic acid

isopropylamine

WSC hydrochloride

→

title compound

수율 74.2%

Ethyl cis(±)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-ethoxypiperidin-1-yl)-4-(isopropylcarbamoyl)-1,3-thiazole-5-carboxylate

수율 74.2%

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실험 절차

The same operation as in Example (247a) was performed using cis(±)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-ethoxypiperidin-1-yl)-5-(ethoxycarbonyl)-1,3-thiazole-4-carboxylic acid obtained in Example (50a) (300 mg, 0.60 mmol), isopropylamine (0.10 mL, 1.20 mmol), WSC hydrochloride (345 mg, 1.80 mmol) and 1-hydroxybenzotriazole (81 mg, 0.60 mmol), to obtain 241 mg of the title compound as a white solid (74%).

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