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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 460025Generated: October 25, 2026

Ethanol → Ethyl{4-methyl-2-[4-(trifluoromethyl)phenyl]-1,3-thiazol-5-yl}acetate

https://huagongshe.com/reaction/460025

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
Reactant4-(Trifluoromethyl)thiobenzamideHCID 2734823—
ReactantEthyl-3-bromooxopentanoateHCID 86592485—
ProductEthyl{4-methyl-2-[4-(trifluoromethyl)phenyl]-1,3-thiazol-5-yl}acetateHCID 17972170—

Reaction Steps

To a solution of ethyl-3-bromooxopentanoate (O. G. Kulinkovich e.t al., Synthesis, 1986, 378–379) (1.26 g) in absolute ethanol (6 ml) was added 4-(trifluoromethyl)thiobenzamide (1.24 g). The reaction was heated to reflux and stirred at this temperature for 18 hours under nitrogen. The mixture was then allowed to cool to room temperature, prior to cooling in ice. This resulted in crystallization of the product which was filtered and washed with ice cold ethanol to afford the title compound as beige crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07196107B2
Source datasetuspto-grants-2007_03
ORD IDord-e23ffdeada3e44a3a7648acd82a300a3
Source noteuspto-grants-2007_03