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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1353308Generated: October 31, 2026

Piperazine → 7-Chloro-4-(piperazin-1-yl)quinoline

https://huagongshe.com/reaction/1353308

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
Reactant4,7-DichloroquinolineHCID 6866—
SolventEthanolHCID 702—
Product7-Chloro-4-(piperazin-1-yl)quinolineHCID 73838965.4%

Reaction Steps

4,7-Dichloroquinoline (9.9 g, 50 mmol) and piperazine (43.1 g, 500 mmol) in EtOH (200 mL) are reacted according to method B yielding 8.10 g of the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220856B2
Source datasetuspto-grants-2007_05
ORD IDord-ed1fa5c644344a5cafb1740fede11b3f
Source noteuspto-grants-2007_05