2-hydroxy-5-[(2,4,6-trimethylphenyl)sulfamoyl]benzoic acid 670266-31-6 CAS 670266-31-6

Purity 97%+In StockPharmaceutical Standards
CAS No.670266-31-6
Molecular FormulaC16H17NO5S
Molecular Weight335.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-hydroxy-5-[(2,4,6-trimethylphenyl)sulfamoyl]benzoic acid
670266-31-6 CAS 670266-31-6 chemical structure

Description

CATO supplies 2-hydroxy-5-[(2,4,6-trimethylphenyl)sulfamoyl]benzoic acid 670266-31-6 (CAS 670266-31-6), a certified reference material (molecular formula C16H17NO5S, MW 335.37 g/mol) for analytical method development and quality control.

Based on its molecular formula C16H17NO5S, 2-hydroxy-5-[(2,4,6-trimethylphenyl)sulfamoyl]benzoic acid 670266-31-6 contains a flavonoid core, 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 335.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-hydroxy-5-[(2,4,6-trimethylphenyl)sulfamoyl]benzoic acid 670266-31-6 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 FormulaC16H17NO5S
Molecular Weight335.37 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms1
Sulfur Atoms1

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