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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1439726Generated: October 31, 2026

2-Chloro-6,7-dimethoxy-4-quinazolinamine → HCID 21396259, compound

https://huagongshe.com/reaction/1439726

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-6,7-dimethoxy-4-quinazolinamineHCID 90235—
ReactantHCID 21184018HCID 21184018—
ProductHCID 21396259HCID 21396259—

Reaction Steps

N-(3-cyclopentenylcarbonyl)piperazine (2.7 g., 0.015 mole) and 2-chloro-4-amino-6,7-dimethoxyquinazoline (3.6 g., 0.015 mole) are reacted according to the procedure of Example 1(a). The crude product crystallized from methanol affords analytically pure 4-amino-2-[4-(3-cyclopentenylcarbonyl)-1-piperazinyl]-6,7-dimethoxyquinazoline, m.p. 215.5°-217.5° C. (corr.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04060615
Source datasetuspto-grants-1977_11
ORD IDord-2b93b83432544792be136de605ded65d
Source noteuspto-grants-1977_11