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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2364860Generated: November 1, 2026

N,N-dimethyl-5-nitropyridin-2-amine → N2,N2-dimethylpyridine-2,5-diamine

https://huagongshe.com/reaction/2364860

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN,N-dimethyl-5-nitropyridin-2-amineHCID 75707—
ReactantHCID 178418361HCID 178418361—
CatalystNickelHCID 935—
SolventTetrahydrofuranHCID 8028—
ProductN2,N2-dimethylpyridine-2,5-diamineHCID 78642100%

Reaction Steps

A mixture of Example 175A (5.27 g, 31.5 mmol) and Raney Nickel (5.27 g, 90 mmol) in tetrahydrofuran (60 mL) was subjected to an atmosphere (30 psi) of hydrogen gas for 2 hours at ambient temperature. Mixture was filtered and concentrated to afford 4.3 g (100%) of the title compound. MS (ESI) m/z 138 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08691938B2
Source datasetuspto-grants-2014_04
ORD IDord-c1be89846cec468fb05b6d143b72d2b7
Source noteuspto-grants-2014_04