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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 538470Generated: October 30, 2026

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

https://huagongshe.com/reaction/538470

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 numberUS08865717B2
Source datasetuspto-grants-2014_10
ORD IDord-0e1f949931ef4fef9d94d22b5c797141
Source noteuspto-grants-2014_10