4-Bromo-3-trifluoromethylbenzene sulfonamide 4-bromo-3-(trifluoromethyl)benzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene sulfonamide 4-bromo-3-(trifluoromethyl)benzene sulphonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl) 4-bromo-3-(trifluoromethyl)benzenesulphonamide 4-bromo-3-trifluoromethylbenzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene-1-sulfonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl)- 351003-64-0 CAS 351003-64-0

Purity 97%+In StockPharmaceutical Standards
CAS No.351003-64-0
Molecular FormulaC7H5BrF3NO2S
Molecular Weight304.08 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Bromo-3-trifluoromethylbenzene sulfonamide
4-bromo-3-(trifluoromethyl)benzenesulfonamide
4-bromo-3-(trifluoromethyl)benzene sulfonamide
4-bromo-3-(trifluoromethyl)benzene sulphonamide
benzenesulfonamide, 4-bromo-3-(trifluoromethyl)
4-bromo-3-(trifluoromethyl)benzenesulphonamide
4-bromo-3-trifluoromethylbenzenesulfonamide
4-bromo-3-(trifluoromethyl)benzene-1-sulfonamide
benzenesulfonamide, 4-bromo-3-(trifluoromethyl)-
351003-64-0 CAS 351003-64-0 chemical structure

Description

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

4-Bromo-3-trifluoromethylbenzene sulfonamide 4-bromo-3-(trifluoromethyl)benzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene sulfonamide 4-bromo-3-(trifluoromethyl)benzene sulphonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl) 4-bromo-3-(trifluoromethyl)benzenesulphonamide 4-bromo-3-trifluoromethylbenzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene-1-sulfonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl)- 351003-64-0 (CAS 351003-64-0) is a high-purity analytical reference standard with the molecular formula C7H5BrF3NO2S and a molecular weight of 304.08 g/mol.

Based on its molecular formula C7H5BrF3NO2S, 4-Bromo-3-trifluoromethylbenzene sulfonamide 4-bromo-3-(trifluoromethyl)benzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene sulfonamide 4-bromo-3-(trifluoromethyl)benzene sulphonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl) 4-bromo-3-(trifluoromethyl)benzenesulphonamide 4-bromo-3-trifluoromethylbenzenesulfonamide 4-bromo-3-(trifluoromethyl)benzene-1-sulfonamide benzenesulfonamide, 4-bromo-3-(trifluoromethyl)- 351003-64-0 contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 304.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC7H5BrF3NO2S
Molecular Weight304.08 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Br-containing
Nitrogen Atoms1
Sulfur Atoms1

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