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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 60594Generated: October 27, 2026

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

https://huagongshe.com/reaction/60594

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 numberUS09440990B2
Source datasetuspto-grants-2016_09
ORD IDord-cecd3cfd4c14416f843c14b787dd2b2d
Source noteuspto-grants-2016_09