Sulfaquinoxaline CAS 59-40-5

Purity >95%In StockPharmaceutical Standards
CAS No.59-40-5
Molecular FormulaC14H12N4O2S
Molecular Weight300.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Sulfaquinoxaline CAS 59-40-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 300.34 g/mol gives Sulfaquinoxaline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Sulfaquinoxaline (CAS 59-40-5) is a high-purity analytical reference standard with the molecular formula C14H12N4O2S and a molecular weight of 300.34 g/mol.

Based on its molecular formula C14H12N4O2S, Sulfaquinoxaline contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 300.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 Sulfaquinoxaline 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 FormulaC14H12N4O2S
Molecular Weight300.34 g/mol
Purity>95%
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.)1957
Nitrogen Atoms4
Sulfur Atoms1

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