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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1578309Generated: November 4, 2026

Piperazine → 2-Piperazin-1-YL-quinoxaline

https://huagongshe.com/reaction/1578309

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
Reactant2-ChloroquinoxalineHCID 238938—
Product2-Piperazin-1-YL-quinoxalineHCID 11820560—

Reaction Steps

2-(1-Piperazinyl)quinoxaline is prepared from 2-chloroquinoxaline by reaction with piperazine in a manner similar to the preparation of 2-(1-piperazinyl)quinoxalines described in British Pat. No. 1,440,722, issued June 23, 1976 and assigned to Merck & Co. The preparation of 2-chloroquinoxaline is described at Gowenlock et al., J. Chem Soc. 1945: 622.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04292321
Source datasetuspto-grants-1981_09
ORD IDord-d07cb94f2d304f4c9c570fd44d6d9643
Source noteuspto-grants-1981_09