N-(2-Acetylphenyl)-3,4-dichlorobenzene-1-sulfonamide CAS 303152-41-2

Purity 97%+In StockPharmaceutical Standards
CAS No.303152-41-2
Molecular FormulaC14H11Cl2NO3S
Molecular Weight344.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2-Acetylphenyl)-3,4-dichlorobenzene-1-sulfonamide CAS 303152-41-2 chemical structure

Description

Based on its molecular formula C14H11Cl2NO3S, N-(2-Acetylphenyl)-3,4-dichlorobenzene-1-sulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 344.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

N-(2-Acetylphenyl)-3,4-dichlorobenzene-1-sulfonamide (CAS 303152-41-2) is a high-purity analytical reference standard with the molecular formula C14H11Cl2NO3S and a molecular weight of 344.21 g/mol.

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.

CATO manufactures N-(2-Acetylphenyl)-3,4-dichlorobenzene-1-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC14H11Cl2NO3S
Molecular Weight344.21 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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