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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 555476Generated: October 30, 2026

3-Chloro-4-hydroxybenzaldehyde → 2-(3-Chloro-4-hydroxyphenyl)-5,7-dimethoxyquinazolin-4(3H)-one

https://huagongshe.com/reaction/555476

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Chloro-4-hydroxybenzaldehydeHCID 17022—
Reactant2-Amino-4,6-dimethoxybenzamideHCID 20349016—
Reactant5,7-dimethoxy-2-(pyridin-2-yl)quinazolin-4(3H)-oneHCID 136037998—
Product2-(3-Chloro-4-hydroxyphenyl)-5,7-dimethoxyquinazolin-4(3H)-oneHCID 13603803630%

Reaction Steps

2-(3-Chloro-4-hydroxyphenyl)-5,7-dimethoxyquinazolin-4(3H)-one was synthesized from 2-amino-4,6-dimethoxybenzamide and 3-chloro-4-hydroxybenzaldehyde, using the method described for 5,7-dimethoxy-2-(pyridin-2-yl)quinazolin-4(3H)-one. 2-(3-Chloro-4-hydroxyphenyl)-5,7-dimethoxyquinazolin-4(3H)-one (75 mg, 30%) was isolated as a yellow solid. Selected data: MS (m/z): 333.03; MP 279-281° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08053440B2
Source datasetuspto-grants-2011_11
ORD IDord-fd23364ee4004d69a7ff181242e47d4d
Source noteuspto-grants-2011_11