Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2213722Generated: October 31, 2026

3-Chloro-4-fluoroaniline → 4-(3-Chloro-4-fluoroanilino)-7,8-dimethoxybenzo[g]quinoline-3-carbonitrile

https://huagongshe.com/reaction/2213722

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Chloro-4-fluoroanilineHCID 9708—
Reactant4-Chloro-7,8-dimethoxybenzo[g]quinoline-3-carbonitrileHCID 9944116—
ReactantPyridinium chlorideHCID 10176127—
SolventGlycol monoethyl etherHCID 8076—
Product4-(3-Chloro-4-fluoroanilino)-7,8-dimethoxybenzo[g]quinoline-3-carbonitrileHCID 1013610590.4%

Reaction Steps

Following the procedure of Example 11, a mixture of 149.4 mg (0.50 mmol) of 4-chloro-7,8-dimethoxybenzo[g]quinoline-3-carbonitrile, 87.3 mg (0.60 mmol) of 3-chloro-4-fluoroaniline and 57.8 mg (0.50 mmol) of pyridine hydrochloride in 7.0 mL of 2-ethoxyethanol is heated at 100–110° C. for 1.0 hour to yield 184.4 mg (83.0%) of the product as a yellow solid, mp>280° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07105531B2
Source datasetuspto-grants-2006_09
ORD IDord-be9f8329616642cd9ead0c2cae48f19d
Source noteuspto-grants-2006_09