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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1368021Generated: October 28, 2026

Water → HCID 18519617, compound

https://huagongshe.com/reaction/1368021

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantMethyl pyruvateHCID 11748—
ReactantHCID 18519607HCID 18519607—
SolventTolueneHCID 1140—
ProductHCID 18519617HCID 1851961743%

Reaction Steps

3-[7-Chloro-5-fluoro-2(3H)benzoxazolinon-4-yl]-1-methyl-6-trifluoromethyl-2,4(1H,3H)-pyrimidinedione (0.50 g) was dissolved in anhydrous toluene (15 ml) and methyl pyruvate (0.15 g) was added. The solution was refluxed with azeotropic removal of water for 2 hours and the solvent was then removed under reduced pressure. The residue was chromatographed on silica gel using hexane-ethyl acetate (3:1) as the eluent to afford the title compound (0.23 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06573218B1
Source datasetuspto-grants-2003_06
ORD IDord-35cc6856dbd24ce58db46d65609f96c3
Source noteuspto-grants-2003_06