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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1577319Generated: October 26, 2026

N-1,4-Benzodioxane-2-carbonyl piperazine → 2-[4-(1,4-Benzodioxan-2-carbonyl)piperazin-1-yl]-4-amino-6-chloro-7-methoxyquinazoline hydrochloride

https://huagongshe.com/reaction/1577319

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-1,4-Benzodioxane-2-carbonyl piperazineHCID 2735449—
Reactant2,6-Dichloro-7-methoxyquinazolin-4-amineHCID 12920007—
SolventMethyl Isobutyl KetoneHCID 7909—
Product2-[4-(1,4-Benzodioxan-2-carbonyl)piperazin-1-yl]-4-amino-6-chloro-7-methoxyquinazoline hydrochlorideHCID 20506410—

Reaction Steps

The title compound was prepared by the procedure of Part A, above, by refluxing 2,6-dichloro-4-amino-7-methoxyquinazoline and N-(1,4-benzodioxan-2-carbonyl)piperazine in methylisobutylketone, M.P. 194°-196° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04287341
Source datasetuspto-grants-1981_09
ORD IDord-e897c2b564994d218219ba24cfa62238
Source noteuspto-grants-1981_09