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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1384943Generated: November 2, 2026

2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline → HCID 21183990, compound

https://huagongshe.com/reaction/1384943

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazolineHCID 616267—
Reactant1,2-Thiazole-4-carbonyl chlorideHCID 21184054—
ProductHCID 21183990HCID 21183990—

Reaction Steps

The title compound was prepared from isothiazole-4-carbonyl chloride (1.01 g.) and 4-amino-6,7-dimethoxy-2-(1-piperazinyl)quinazoline (1.99 g.) following previously described procedures. The product had a m.p. of 286°-287° C. with decomposition.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06262059B1
Source datasetuspto-grants-2001_07
ORD IDord-7ac4e07b42f145f08525e24830da3c64
Source noteuspto-grants-2001_07