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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1367650Generated: October 31, 2026

Triethyl orthoacetate → 3-(3,4-dichlorophenyl)-2-methylquinazolin-4-one

https://huagongshe.com/reaction/1367650

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethyl orthoacetateHCID 66221—
Reactant2-amino-N-(3,4-dichlorophenyl)benzamideHCID 478821—
SolventWaterHCID 962—
Product3-(3,4-dichlorophenyl)-2-methylquinazolin-4-oneHCID 588867—

Reaction Steps

A mixture of 62 (2.8 g, 0.009 mol) and 1,1,1-triethoxy-ethane (5.2 mL, 0.028 mol) were heated for 5 hours. The reaction mixture was poured into water, filtered, washed with water yielding compound 63 (55%). After recrystallization from EtOH, the material was used in next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07893260B2
Source datasetuspto-grants-2011_02
ORD IDord-f45f5321e6ea47918a960028639ea56f
Source noteuspto-grants-2011_02