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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1766320Generated: November 2, 2026

2,5-Dichlorobenzoic acid → HCID 21110330, compound

https://huagongshe.com/reaction/1766320

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-Dichlorobenzoic acidHCID 5784—
ReactantTriethylamineHCID 8471—
Reactant4-AminobenzophenoneHCID 14346—
SolventTetrahydrofuranHCID 8028—
SolventThionyl ChlorideHCID 24386—
ProductHCID 21110330HCID 2111033084.3%

Reaction Steps

Reaction of 2,5-dichlorobenzoic acid (300 mg, 1.50 mmol) in thionyl chloride (3.5 mL) then with 4-aminobenzophenone (100 mg, 0.51 mmol) in presence of triethylamine (90 μL) in THF (6 mL) according to method B gave N-(4-benzoyl-phenyl)-2,5-dichloro-benzamide (160 mg, 0.43 mmol, 84% yield) as a off-white powder after purification by chromatography on silica gel (eluent:EtOAc/exane 1/9 to 3/7).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07230020B2
Source datasetuspto-grants-2007_06
ORD IDord-f1c5c74a643945c8855948800c172302
Source noteuspto-grants-2007_06