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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 842003Generated: October 28, 2026

Potassium Carbonate → 4-[2-[2-Methyl-4-oxo-3,4-dihydro-3-quinazolinyl]ethoxy]nitrobenzene

https://huagongshe.com/reaction/842003

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant1-(2-Bromoethoxy)-4-nitrobenzeneHCID 235987—
Reactant2-Methyl-4(3H)-quinazolinoneHCID 135400457—
Product4-[2-[2-Methyl-4-oxo-3,4-dihydro-3-quinazolinyl]ethoxy]nitrobenzeneHCID 2196014660%

Reaction Steps

The title compound (1.2 g, 60%) was prepared from 2-methyl-4-oxo-3,4-dihydroquinazoline (1.0 g, 6.25 mmol) and 4-[2-bromoethoxy]nitrobenzene (1.69 g, 6.9 mmol) and K2CO3 (1.73 g, 12.5 mmol) as a base by a similar procedure to that described in preparation 1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06372750B2
Source datasetuspto-grants-2002_04
ORD IDord-36d7b64aacbb4327a27cbbe1ec09a3bc
Source noteuspto-grants-2002_04