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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1829122Generated: November 3, 2026

Piperazine → 4-Piperazin-1-yl-quinoline

https://huagongshe.com/reaction/1829122

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
Reactant4-ChloroquinolineHCID 69140—
SolventWaterHCID 962—
Product4-Piperazin-1-yl-quinolineHCID 1534386105.9%

Reaction Conditions

Temperature140 °C

Reaction Steps

Piperazine (13.2 g) was melted by heating at 140° C., and 4-chloroquinoline (2.5 g) was added thereto. The mixture was stirred at 140° C. for 30 min. The reaction mixture was added to iced water, and the mixture was extracted with chloroform to give 1-(4-quinolyl)piperazine (3.45 g) as a pale-yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07060722B2
Source datasetuspto-grants-2006_06
ORD IDord-15fcb9b00d0549c2be35d93083c73f96
Source noteuspto-grants-2006_06