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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 588906Generated: October 29, 2026

HCID 91659208, compound → 2-Amino-4-bromo-5-chlorobenzamide

https://huagongshe.com/reaction/588906

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 91659208HCID 91659208—
CatalystIronHCID 23925—
SolventAcetic AcidHCID 176—
SolventWaterHCID 962—
Product2-Amino-4-bromo-5-chlorobenzamideHCID 9165920997%

Reaction Conditions

Temperature70 °C

Reaction Steps

To a solution of 4-bromo-5-chloro-2-nitrobenzamide (900 mg, 3.2 mmol) in AcOH (20 mL) and water (5 mL) at 70° C., Fe powder (900 mg, 16.1 mmol) was added and the resulting mixture was stirred at 70° C. for 1 h. The mixture was allowed to cool to RT and poured into ice-water. The precipitate was collected by filtration and rinsed with water. This crude product was dissolved with ethyl acetate and filtered. The filtrate was washed with saturated NaHCO3 solution and brine. The organic layer was dried over MgSO4, filtered, and concentrated in vacuo to afford the desired product (770 mg, 97% yield). ESI-MS m/z: 250.1[M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09227978B2
Source datasetuspto-grants-2016_01
ORD IDord-3ea1f7c3684347c8a336edfcfdd72eb3
Source noteuspto-grants-2016_01