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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1938546Generated: October 25, 2026

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

https://huagongshe.com/reaction/1938546

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 numberUS05693652
Source datasetuspto-grants-1997_12
ORD IDord-f397bd22d1754b7e809640cabf756e57
Source noteuspto-grants-1997_12