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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1846455Generated: November 1, 2026

4-Amino-3-methyl-5-nitrophenol → 3,4-Diamino-5-methylphenol

https://huagongshe.com/reaction/1846455

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Amino-3-methyl-5-nitrophenolHCID 66978296—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product3,4-Diamino-5-methylphenolHCID 19907644—

Reaction Steps

6.00 g (35.7 mmol) 4-amino-3-methyl-5-nitro-phenol in 200 mL MeOH was combined with 0.600 g palladium on charcoal (Pd/C 10%) and hydrogenated for 4 h under a hydrogen atmosphere of 60 psi at 50° C. The catalyst was removed by suction filtering, the filtrate was evaporated down and the residue was dried under HV.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08952014B2
Source datasetuspto-grants-2015_02
ORD IDord-b19c3f1f72114a598c1e9f7765e14387
Source noteuspto-grants-2015_02