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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 404569Generated: October 29, 2026

Thionyl Chloride → 1-(3-chloropyridin-2-yl)-1,2,3,6-tetrahydropyridine-4-carbonyl Chloride

https://huagongshe.com/reaction/404569

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant1-(3-chloropyridin-2-yl)-1,2,3,6-tetrahydropyridine-4-carboxylic AcidHCID 21904727—
SolventBenzeneHCID 241—
Product1-(3-chloropyridin-2-yl)-1,2,3,6-tetrahydropyridine-4-carbonyl ChlorideHCID 58319493—

Reaction Steps

A solution of 1-(3-chloropyridin-2-yl)-1,2,3,6-tetrahydropyridine-4-carboxylic acid (compound 24) (8 g, 34 mmol) and thionyl chloride (12 g, 100 mmol) in benzene was refluxed for two hours. The solvent was evaporated to give a crude product, which can be directly used for the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08748610B2
Source datasetuspto-grants-2014_06
ORD IDord-ab5dc4d76c10477c9dc61edd2c8a007b
Source noteuspto-grants-2014_06