(E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide CAS 339018-50-7

Purity 97%+In StockPharmaceutical Standards
CAS No.339018-50-7
Molecular FormulaC13H11Cl2NO2S2
Molecular Weight348.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide CAS 339018-50-7 chemical structure

Description

The occurrence of (E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide (CAS 339018-50-7) is a high-purity analytical reference standard with the molecular formula C13H11Cl2NO2S2 and a molecular weight of 348.27 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, (E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 348.27 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

As a certified reference material (CRM), (E)-2-(2,4-Dichlorophenyl)-N-(2-thienylmethyl)-1-ethenesulfonamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC13H11Cl2NO2S2
Molecular Weight348.27 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms2

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