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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 56710Generated: October 30, 2026

Pyridinium hydrochloride → 5-Chloro-4-[5-chloro-2-(trifluoromethyl)phenyl]pyridin-2(1H)-one

https://huagongshe.com/reaction/56710

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridinium hydrochlorideHCID 21584435—
Reactant5-Chloro-4-[5-chloro-2-(trifluoromethyl)phenyl]-2-methoxypyridineHCID 117605620—
Product5-Chloro-4-[5-chloro-2-(trifluoromethyl)phenyl]pyridin-2(1H)-oneHCID 117605078—

Reaction Steps

193 mg (purity 93%, 0.56 mmol) of 5-chloro-4-[5-chloro-2-(trifluoromethyl)phenyl]-2-methoxypyridine and pyridinium hydrochloride were reacted according to General Method 3A. Yield: 123 mg (72% of theory)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434690B2
Source datasetuspto-grants-2016_09
ORD IDord-b35b67511b614215be80aa4dd7ee22ee
Source noteuspto-grants-2016_09