N-Bromo-N-(phenylsulfonyl)benzenesulfonamide CAS 15815-56-2

Purity 97%+In StockPharmaceutical Standards
CAS No.15815-56-2
Molecular FormulaC12H10BrNO4S2
Molecular Weight376.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Bromo-N-(phenylsulfonyl)benzenesulfonamide CAS 15815-56-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 376.25 g/mol gives N-Bromo-N-(phenylsulfonyl)benzenesulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-Bromo-N-(phenylsulfonyl)benzenesulfonamide (CAS 15815-56-2), molecular formula C12H10BrNO4S2 and molecular weight 376.25 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C12H10BrNO4S2, N-Bromo-N-(phenylsulfonyl)benzenesulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

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.

Physical & Chemical Properties

Molecular FormulaC12H10BrNO4S2
Molecular Weight376.25 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms2

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