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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1289428Generated: October 30, 2026

Pyridine → HCID 18921566, compound

https://huagongshe.com/reaction/1289428

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantBromineHCID 24408—
Reactant6-(Trifluoromethyl)quinolineHCID 12647567—
SolventCarbon TetrachlorideHCID 5943—
ProductHCID 18921566HCID 18921566—

Reaction Steps

19.7 g of 6-trifluoromethyl-quinoline is introduced into 200 ml of tetrachloromethane. 5.2 ml of bromine is instilled and the solution is refluxed for one hour. Within twenty minutes, 7.9 g of pyridine in 8 ml of tetrachloromethane is instilled in the boiling solution. After one hour, it is allowed to cool, decanted from the precipitated salt and the solution is concentrated by evaporation. After column chromatography, 14.6 g of 3-bromo-6-trifluoromethyl-quinoline of melting point 79° C. is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05750526
Source datasetuspto-grants-1998_05
ORD IDord-5dcd0cc6b6b646d4b45637753ec9eb4b
Source noteuspto-grants-1998_05