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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1384911Generated: October 25, 2026

Ethanol hydrochloric acid ethanol → 2-(4-Ethoxycarbonylpiperidino)-4-(3,4-methylenedioxybenzyl)amino-6-chloroquinazoline hydrochloride

https://huagongshe.com/reaction/1384911

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanol hydrochloric acid ethanolHCID 20213844—
Reactant2-(4-Ethoxycarbonylpiperidino)-4-(3,4-methylenedioxy-benzyl)amino-6-chloroquinazolineHCID 21183892—
Product2-(4-Ethoxycarbonylpiperidino)-4-(3,4-methylenedioxybenzyl)amino-6-chloroquinazoline hydrochlorideHCID 21183905—

Reaction Steps

The title compound was prepared from the 2-(4-Ethoxycarbonylpiperidino)-4-(3,4-methylenedioxybenzyl)amino-6-chloroquinazoline prepared in Example 205 by the use of ethanol-hydrochloric acid-ethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06262059B1
Source datasetuspto-grants-2001_07
ORD IDord-946ba1c05c8b42d8be683e0df123e6ea
Source noteuspto-grants-2001_07