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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1792433Generated: November 3, 2026

Dimethylformamide → HCID 22031072, compound

https://huagongshe.com/reaction/1792433

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
ReactantPotassium CarbonateHCID 11430—
Reactant1-MethylpiperazineHCID 53167—
Reactant6-Bromo-4-chloroquinolineHCID 5139537—
SolventWaterHCID 962—
SolventEthyl AcetateHCID 8857—
ProductHCID 22031072HCID 22031072—

Reaction Conditions

Temperature130 °C

Reaction Steps

A mixture of 485 mg 6-bromo-4-chloroquinoline, 1.1 mL N-methyl piperazine, 415 mg potassium carbonate and 10 mL N,N-dimethylformamide was stirred at 130° C. for 8 hours. Ethyl acetate and water were added to the reaction solution, and the organic layer was separated. The organic layer was washed with water and brine and dried over an hydrous magnesium sulfate. The drying agent was filtered off, and the filtrate was evaporated. The residue was purified by silica gel column chromatography (hexane/ethyl acetate) to give 502 mg of the title compound as pale yellow crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07074801B1
Source datasetuspto-grants-2006_07
ORD IDord-826001f3bb384ba3ae1349f678af87ac
Source noteuspto-grants-2006_07