2-Amino-5-chlorobenzenesulfonamide CAS 5790-69-2

Purity 97%+In StockPharmaceutical Standards
CAS No.5790-69-2
Molecular FormulaC6H7ClN2O2S
Molecular Weight206.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Amino-5-chlorobenzenesulfonamide CAS 5790-69-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 206.65 g/mol gives 2-Amino-5-chlorobenzenesulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Amino-5-chlorobenzenesulfonamide (CAS 5790-69-2), a certified reference material (molecular formula C6H7ClN2O2S, MW 206.65 g/mol) for analytical method development and quality control.

The molecular framework of 2-Amino-5-chlorobenzenesulfonamide (C6H7ClN2O2S) is characterized by an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

CATO manufactures 2-Amino-5-chlorobenzenesulfonamide 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 FormulaC6H7ClN2O2S
Molecular Weight206.65 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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