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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2252061Generated: November 4, 2026

Ammonia → 5-Bromo-2-nitroaniline

https://huagongshe.com/reaction/2252061

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantWaterHCID 962—
Reactant2,4-Dibromo-1-nitrobenzeneHCID 12315646—
SolventDimethyl SulfoxideHCID 679—
Product5-Bromo-2-nitroanilineHCID 5314766—

Reaction Conditions

Temperature100 °C

Reaction Steps

In a sealed reaction tube, add cautiously 6 mL of an aqueous solution of ammonia (32%) to a solution of 2,4-dibromonitrobenzene (1,6 g) in 2 mL of DMSO. Stir for 18 hours at 100° C. and cool to room temperature. Pour the heterogeneous mixture into water and filter the title compound (1.1 g, 92%) as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07320995B2
Source datasetuspto-grants-2008_01
ORD IDord-f67818b6998f4bb895edd2710c6aeff0
Source noteuspto-grants-2008_01