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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054108Generated: October 26, 2026

Tetrafluoro-m-phenylenediamine dihydrochloride → n-(3-Methylpyrid-2-yl)benzene-1,4-diamine dihydrochloride

https://huagongshe.com/reaction/2054108

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrafluoro-m-phenylenediamine dihydrochlorideHCID 149026—
Reactant3-methyl-N-(4-nitrophenyl)pyrid-2-amineHCID 23104477—
CatalystZINC ammonium chloride water ethanolHCID 131726756—
Productn-(3-Methylpyrid-2-yl)benzene-1,4-diamine dihydrochlorideHCID 69201221—

Reaction Steps

The 3-methyl-N-(4-nitrophenyl)pyrid-2-amine (7) obtained above was reduced with a boiling zinc/ammonium chloride/water/ethanol mixture. The corresponding amine was isolated in dihydrochloride form.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07329288B2
Source datasetuspto-grants-2008_02
ORD IDord-8dd0389b0db341d5b62d3d8f4cebcbf6
Source noteuspto-grants-2008_02