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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1759589Generated: November 2, 2026

2-Chloro-6,7-dimethoxy-4-quinazolinamine → HCID 20531353, compound

https://huagongshe.com/reaction/1759589

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-6,7-dimethoxy-4-quinazolinamineHCID 90235—
ReactantHCID 20531357HCID 20531357—
SolventIsoamyl AlcoholHCID 31260—
ProductHCID 20531353HCID 20531353—

Reaction Steps

2.13 g of 4-(5-methylthio-1,3,4-oxadiazole-2-carbonyl)-piperidine and 2.4 g of 2-chloro-4-amino-6,7-dimethoxy-quinazoline in 50 cm3 of isoamyl alcohol are heated under reflux for 8 hours with stirring. After cooling and concentration, 3.9 g of product are isolated, which are purified by recrystallisation from ethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04341893
Source datasetuspto-grants-1982_07
ORD IDord-b742dd8ddfdf453d95e7328ec0f0e402
Source noteuspto-grants-1982_07