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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 555782Generated: October 31, 2026

5-Chloro-2-cyanopyridine → (5-Chloropyridin-2-yl)methanamine

https://huagongshe.com/reaction/555782

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-2-cyanopyridineHCID 3833942—
CatalystPalladiumHCID 23938—
SolventHydrochloric AcidHCID 313—
SolventEthanolHCID 702—
Product(5-Chloropyridin-2-yl)methanamineHCID 21069929—

Reaction Steps

A mixture of 5-Chloro-2-cyanopyridine (1.5 g, 10.8 mmol) and 10% Pd/C (0.4 g) in EtOH (40 mL) and conc HCl (1.2 mL) is shaken under a H2-atmosphere (1 bar). After 2 h, the reaction mixture is filtered through Celite and carefully washed with THF. Concentration in vacuo and silica gel flash chromatography of the residue affords the title compound as a white solid; ES-MS: M+H=143.0: CtRet=3.33.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08053457B2
Source datasetuspto-grants-2011_11
ORD IDord-683d653ec5ac47bfa7458f9de4c51dcc
Source noteuspto-grants-2011_11