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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2197940Generated: October 31, 2026

4-Methyl-2-nitroaniline → 2-Bromo-4-methyl-6-nitroaniline

https://huagongshe.com/reaction/2197940

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Methyl-2-nitroanilineHCID 6978—
ReactantBromineHCID 24408—
SolventAcetic AcidHCID 176—
SolventWaterHCID 962—
Product2-Bromo-4-methyl-6-nitroanilineHCID 2775306—

Reaction Conditions

Temperature100 °C

Reaction Steps

The title compound was prepared by dissolving 4-Methyl-2-nitro-phenylamine (20.0 g, 131 mmol) in 200 mL of HOAc. The reaction mixture was then heated to 100° C. until reaction mixture was homogeneous. At this point the reaction mixture was cooled to room temperature and Br2 (25.21 g, 157 mmol) was added drop wise over the course of 10 minutes. An orange solid formed, and upon completion of the addition the reaction mixture was diluted with water and the title compound collected by filtration (29 g, 96%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08338605B2
Source datasetuspto-grants-2012_12
ORD IDord-21b61d21af0c42aeae25fad031b4b819
Source noteuspto-grants-2012_12