4-(2,4-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide CAS 53298-16-1

Purity 97%+In StockPharmaceutical Standards
CAS No.53298-16-1
Molecular FormulaC15H13N3O4S
Molecular Weight331.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(2,4-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide CAS 53298-16-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 331.35 g/mol gives 4-(2,4-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(2,4-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide (CAS 53298-16-1) is a high-purity analytical reference standard with the molecular formula C15H13N3O4S and a molecular weight of 331.35 g/mol.

4-(2,4-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide (C15H13N3O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

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 FormulaC15H13N3O4S
Molecular Weight331.35 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1972
Nitrogen Atoms3
Sulfur Atoms1

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