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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1190719Generated: October 31, 2026

Water → HCID 58203950, compound

https://huagongshe.com/reaction/1190719

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantMethyl Ethyl KetoneHCID 6569—
Reactant1,2-DibromoethaneHCID 7839—
ReactantPotassium CarbonateHCID 11430—
Reactant2-Acetyl-4-fluorophenolHCID 95992—
ProductHCID 58203950HCID 5820395021.9%

Reaction Steps

Dissolved 1-(5-fluoro-2-hydroxyphenyl)ethanone (10.0 g, 64.9 mmol) in 18 mL 1,2-Dibromoethane and added Potassium carbonate (18.8 g, 136 mmol) and 100 mL 2-Butanone. Heated the reaction mixture to reflux and allowed to stir overnight under nitrogen. Reaction was complete by LCMS. Diluted reaction mixture with water and extracted the product with ethyl acetate. Concentrated in vacuo and purified by flash chromatography (0 to 30% ethyl acetate/heptanes) to give 3.71 g (21.9% yield) of 1-(2-(2-bromoethoxy)-5-fluorophenyl)ethanone.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08673952B2
Source datasetuspto-grants-2014_03
ORD IDord-a92ae15ff7d54ac99e4f87fd9fb8654b
Source noteuspto-grants-2014_03