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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 43951Generated: October 26, 2026

Isopropylamine → 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

https://huagongshe.com/reaction/43951

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsopropylamineHCID 6363—
Reactant1-HydroxybenzotriazoleHCID 75771—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactantcis(+/-)-2-(4-{[(4-Chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-ethoxypiperidin-1-yl)-5-(ethoxycarbonyl)-1,3-thiazole-4-carboxylic acidHCID 86648529—
ProductEthyl cis(+/-)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-ethoxypiperidin-1-yl)-4-(isopropylcarbamoyl)-1,3-thiazole-5-carboxylateHCID 8664883574.2%

Reaction Steps

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%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08536197B2
Source datasetuspto-grants-2013_09
ORD IDord-4028ba1102bf4123be24eb0b1dfee9a7
Source noteuspto-grants-2013_09