Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1900103Generated: October 27, 2026

Dimethyl Sulfoxide → 2-(1-Sulfonylamino-2-methylphenyl)ethylamine hydrochloride

https://huagongshe.com/reaction/1900103

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfoxideHCID 679—
ReactantSodium HydroxideHCID 14798—
Reactantp-MethylphenethylamineHCID 76751—
Reactant2,2,2-Trichloro-n-methylacetamideHCID 248652—
Reactant2,5-Difluorobenzoyl chlorideHCID 588082—
Product2-(1-Sulfonylamino-2-methylphenyl)ethylamine hydrochlorideHCID 86585205—

Reaction Steps

2-(1-Sulfonylamino-2-methylphenyl)ethylamine hydrochloride, which is synthesized in accordance with Example 4 from 2-(p-tolyl)ethylamine, can be converted into 2,5-difluoro-N-{5-[1-sulfonylamino-N-(methylaminocarbonyl)-2methylphenyl]-ethyl}-benzamide, melting point: 196°-198° C., as described first with 2,5-difluorobenzoyl chloride and then with N-methyltrichloroacetamide and sodium hydroxide in dimethyl sulfoxide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05574069
Source datasetuspto-grants-1996_11
ORD IDord-7e0140638caa456cbd151908c18e89d8
Source noteuspto-grants-1996_11