2,5-Difluoro-n-(4h-1,2,4-triazol-3-yl)benzenesulfonamide CAS 1284881-94-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1284881-94-2
Molecular FormulaC8H6F2N4O2S
Molecular Weight260.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,5-Difluoro-n-(4h-1,2,4-triazol-3-yl)benzenesulfonamide CAS 1284881-94-2 chemical structure

Description

Based on its molecular formula C8H6F2N4O2S, 2,5-Difluoro-n-(4h-1,2,4-triazol-3-yl)benzenesulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.22 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).

2,5-Difluoro-n-(4h-1,2,4-triazol-3-yl)benzenesulfonamide (CAS 1284881-94-2) is a high-purity analytical reference standard with the molecular formula C8H6F2N4O2S and a molecular weight of 260.22 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 2,5-Difluoro-n-(4h-1,2,4-triazol-3-yl)benzenesulfonamide 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 FormulaC8H6F2N4O2S
Molecular Weight260.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF-containing
Nitrogen Atoms4
Sulfur Atoms1

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