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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 47404Generated: October 25, 2026

Trifluoroacetic acid → 6-Chloro-4-(3-fluorophenyl)-1,2,3,4-tetrahydroquinoline-2-carboxylic acid ethyl ester

https://huagongshe.com/reaction/47404

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant4-ChloroanilineHCID 7812—
Reactant3-FluorostyreneHCID 67691—
Reactant2-KetobutyrateHCID 3593277—
SolventAcetonitrileHCID 6342—
Product6-Chloro-4-(3-fluorophenyl)-1,2,3,4-tetrahydroquinoline-2-carboxylic acid ethyl esterHCID 10268551—

Reaction Steps

Compound 50 was prepared by the basic process from 5.0 mmol 4-chloroaniline, 5.5 mmol ethylglyoxalate solution (50% toluene), 15.0 mmol 3-fluorostyrene and 5.0 mmol trifluoroacetic acid in 30.0 ml acetonitrile.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06699877B2
Source datasetuspto-grants-2004_03
ORD IDord-39be48d6a54947188e338d27c9bc414d
Source noteuspto-grants-2004_03