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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 970902Generated: October 29, 2026

Aniline → 3-(Phenylsulfamoyl)benzoic acid

https://huagongshe.com/reaction/970902

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAnilineHCID 6115—
ReactantBenzoic acid, 3-(chlorosulfonyl)-HCID 77641—
SolventDichloromethaneHCID 6344—
Product3-(Phenylsulfamoyl)benzoic acidHCID 759339100.8%

Reaction Steps

3-Chlorosulfonyl-benzoic acid (300 mg, 1.36 mmol), and aniline (0.30 mL, 3.29 mmol) were stirred at room temperature in anhydrous CH2Cl2 (10 mL) overnight under N2. The reaction mixture was concentrated in vacuo. Purification of the residue on IR-120 ion exchange resin column (eluted with methanol) afforded the title compound (380 mg, 100%) as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07312234B2
Source datasetuspto-grants-2007_12
ORD IDord-15936342bb054069a8bc3805e5cbe2f5
Source noteuspto-grants-2007_12