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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 43720Generated: October 25, 2026

Sodium Carbonate → cis(+/-)-4-Chloro-N-[3-ethoxy-1-(1,3-thiazol-2-yl)piperidin-4-yl]-5-ethyl-1H-imidazole-2-carboxamide

https://huagongshe.com/reaction/43720

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CarbonateHCID 10340—
Reactant2-BromothiazoleHCID 76430—
Reactantcis(+/-)-4-Chloro-N-(3-ethoxypiperidin-4-yl)-5-ethyl-1H-imidazole-2-carboxamide hydrochlorideHCID 86648665—
SolventDimethylformamideHCID 6228—
Productcis(+/-)-4-Chloro-N-[3-ethoxy-1-(1,3-thiazol-2-yl)piperidin-4-yl]-5-ethyl-1H-imidazole-2-carboxamideHCID 8664866940.2%

Reaction Steps

cis(±)-4-Chloro-N-(3-ethoxypiperidin-4-yl)-5-ethyl-1H-imidazole-2-carboxamide hydrochloride obtained in Example (131a) (100 mg, 0.297 mmol), 2-bromothiazole (0.040 mL, 0.44 mmol) and sodium carbonate (157 mg, 1.48 mmol) were suspended in DMF (3 mL). The suspension was subjected to the same operation as in Example (131b) to obtain 45.8 mg of the title compound as a colorless oily substance (40%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08536197B2
Source datasetuspto-grants-2013_09
ORD IDord-652ef77bf7a040e2be4481aa9b3f1134
Source noteuspto-grants-2013_09