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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1492141Generated: November 1, 2026

Dimethylamine → HCID 131718267, compound

https://huagongshe.com/reaction/1492141

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylamineHCID 674—
ReactantHCID 18952355HCID 18952355—
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
SolventDichloromethaneHCID 6344—
ProductHCID 131718267HCID 131718267—

Reaction Steps

A solution of 4,5-Dichloro-8-quinazolinol (0.6 g, 2.8 mmol) in dichloromethane is added to a saturated solution of dimethylamine gas in dichloromethane. The reaction mixture is stirred for 30 minutes, re-saturated with dimethylamine gas, stirred for 30 minutes and concentrated in vacuo to obtain a yellow solid. The solid is added to a 2.5% hydrochloric acid/ethyl acetate mixture. The mixture is filtered and the filter cake is washed with water and dried in a vacuum oven to give the title product as a white solid, 0.35 g, mp 232° C. (dec.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05373011
Source datasetuspto-grants-1994_12
ORD IDord-a39291e5ffda448e87eadf8ade45c2f7
Source noteuspto-grants-1994_12