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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 240393Generated: October 27, 2026

Hydrochloric Acid → [2,4'-Bipyridine]-3-carboxylic acid dihydrochloride

https://huagongshe.com/reaction/240393

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthyl [2,4'-bipyridine]-3-carboxylateHCID 46317743—
Product[2,4'-Bipyridine]-3-carboxylic acid dihydrochlorideHCID 84819756—

Reaction Steps

A solution of ethyl 2,4′-bipyridine-3-carboxylate (14.1 g) in 6 N hydrochloric acid (200 mL) was heated under reflux overnight. The solvent was evaporated under reduced pressure, to the obtained residue was added toluene, and the solvent was again evaporated under reduced pressure to give the title compound (16.4 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08648079B2
Source datasetuspto-grants-2014_02
ORD IDord-0985a229539f494894619095dc9732a6
Source noteuspto-grants-2014_02