4-Bromo-2,5-dimethoxy-N-(pyridin-3-yl)benzenesulfonamide CAS 898654-30-3

Purity 97%+In StockPharmaceutical Standards
CAS No.898654-30-3
Molecular FormulaC13H13BrN2O4S
Molecular Weight373.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Bromo-2,5-dimethoxy-N-(pyridin-3-yl)benzenesulfonamide CAS 898654-30-3 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Bromo-2,5-dimethoxy-N-(pyridin-3-yl)benzenesulfonamide.

4-Bromo-2,5-dimethoxy-N-(pyridin-3-yl)benzenesulfonamide (CAS 898654-30-3), molecular formula C13H13BrN2O4S and molecular weight 373.22 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Bromo-2,5-dimethoxy-N-(pyridin-3-yl)benzenesulfonamide (C13H13BrN2O4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 373.22 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 4-Bromo-2,5-dimethoxy-N-(pyridin-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 FormulaC13H13BrN2O4S
Molecular Weight373.22 g/mol
Purity97%+
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; 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.)1987
Halogen ContentBr-containing
Nitrogen Atoms2
Sulfur Atoms1

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