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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 248735Generated: October 30, 2026

Triethylamine → 3-[2-[N-(4-Fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoylamino]propionic Acid Ethyl Ester

https://huagongshe.com/reaction/248735

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantDicyclohexylcarbodiimideHCID 10868—
Reactantbeta-Alanine, ethyl ester, hydrochlorideHCID 458475—
Reactant2-[N-(4-fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoic acidHCID 19763999—
ReactantHCID 178526939HCID 178526939—
Product3-[2-[N-(4-Fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoylamino]propionic Acid Ethyl EsterHCID 53833050—

Reaction Steps

Under the conditions of Example 2(a), 3.633 g (10 mmol) of 2-[N-(4-fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoic acid, 1.536 g (10 mmol) of β-alanine ethyl ester hydrochloride, 1.531 g (10 mmol) of hydroxybenzotriazole, hydrate, as well as 1.012 g (10 mmol) of triethylamine and 2.063 g (10 mmol) of dicyclohexylcarbodiimide are reacted and worked up analogously. The crude product is chromatographed on silica gel. The title compound is eluted with ethyl acetate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05210290
Source datasetuspto-grants-1993_05
ORD IDord-3e19f8c8501642ffbec5c9d238ed88d8
Source noteuspto-grants-1993_05