4-Bromo-3-(methylsulfonyl)aniline CAS 1375473-63-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1375473-63-4
Molecular FormulaC7H8BrNO2S
Molecular Weight250.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Bromo-3-(methylsulfonyl)aniline CAS 1375473-63-4 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-3-(methylsulfonyl)aniline.

CATO supplies 4-Bromo-3-(methylsulfonyl)aniline (CAS 1375473-63-4), a certified reference material (molecular formula C7H8BrNO2S, MW 250.11 g/mol) for analytical method development and quality control.

Based on its molecular formula C7H8BrNO2S, 4-Bromo-3-(methylsulfonyl)aniline contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 250.11 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 4-Bromo-3-(methylsulfonyl)aniline 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 FormulaC7H8BrNO2S
Molecular Weight250.11 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.)1991
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms1

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