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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 35843Generated: October 25, 2026

Triethylamine → 8-fluoro-N-[2-[4-(i-propyl)phenyl]ethyl]-4-quinazolinamine

https://huagongshe.com/reaction/35843

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant2-(4-(Propan-2-yl)phenyl)ethan-1-amineHCID 410082—
Reactant4-Chloro-8-fluoroquinazolineHCID 19939133—
SolventEthanolHCID 702—
Product8-fluoro-N-[2-[4-(i-propyl)phenyl]ethyl]-4-quinazolinamineHCID 19939119—

Reaction Steps

A mixture of 2 g of 4-chloro-8-fluoroquinazoline, 1.94 g of 2-[4-(i-propyl)phenyl]ethylamine, and 1.21 g of triethylamine in 100 mL of ethanol was heated at reflux for one hour. The ethanol was removed and the remaining product was dissolved in 100 mL of methylenechloride and then washed with aqueous sodium carbonate. The organic layer was then dried and the solvent was removed. The residue was slurried in pentane. Yield: 2.4 g. M.P. 170°-172° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05411963
Source datasetuspto-grants-1995_05
ORD IDord-22ecffae32f44ed6aca698ab258374de
Source noteuspto-grants-1995_05