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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2047598Generated: November 1, 2026

Hydrochloric Acid → (5,6-Dimethoxypyridin-3-yl)methanamine

https://huagongshe.com/reaction/2047598

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant5,6-Dimethoxypyridine-3-carbonitrileHCID 46736759—
CatalystPalladium hydroxideHCID 9942167—
SolventMethanolHCID 887—
Product(5,6-Dimethoxypyridin-3-yl)methanamineHCID 59187381—

Reaction Steps

To a solution of 5,6-dimethoxynicotinonitrile (4-3, 0.600 g, 3.65 mmol, 1.0 equiv) in methanol (20 mL) under a nitrogen atmosphere was added Pearlman's catalyst (0.205 g, 0.292 mmol, 0.08 equiv, 20 weight percent) and concentrated HCl (2.44 mL), and the reaction was place under an atmosphere of hydrogen. After 2 h, the reaction was placed under an atmosphere of nitrogen and filtered through celite to remove the catalyst. The reaction mixture was dissolved in EtOAc, dried over MgSO4 and concentrated to an oily solid (4-4) of high purity. ESI+MS[M+H]+C8H12N2O2 calc'd 169.1. found 169.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08592457B2
Source datasetuspto-grants-2013_11
ORD IDord-8fee6ae424b9438a9140c4538e5cd800
Source noteuspto-grants-2013_11