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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1949565Generated: October 30, 2026

Acetone → HCID 67241424, compound

https://huagongshe.com/reaction/1949565

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetoneHCID 180—
Reactant4-Bromo-2-chlorotolueneHCID 2735554—
ReactantButyllithiumHCID 178418339—
SolventTetrahydrofuranHCID 8028—
ProductHCID 67241424HCID 6724142480%

Reaction Conditions

Temperature-78 °C

Reaction Steps

To a solution of 4-bromo-2-chlorotoluene (10 g, 48.7 mmol) in THF was added n-BuLi at −78° C. After the reaction mixture was stirred at −78° C. for 30 minutes, dry acetone was slowly added. The resulting content was maintained at −78° C. for 3 hours and slowly warmed up to RT overnight. The reaction mixture was then partitioned between ethyl acetate and water. The ethyl acetate layer was then washed with brine, dried over Na2SO4, filtered, and the solvent evaporated in vacuo to yield a crude oil. The crude solid was purified via flash chromatography (30% EtOAc in n-hexane) yielded the title compound as an oil (7.2 g, 80%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08399681B2
Source datasetuspto-grants-2013_03
ORD IDord-aa070b0913bd46c1abb130d3070ee83d
Source noteuspto-grants-2013_03