2,4-Dibromo-3-methylbenzenesulfonyl chloride CAS 1349718-63-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1349718-63-3
Molecular FormulaC7H5Br2ClO2S
Molecular Weight348.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,4-Dibromo-3-methylbenzenesulfonyl chloride CAS 1349718-63-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 348.44 g/mol gives 2,4-Dibromo-3-methylbenzenesulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2,4-Dibromo-3-methylbenzenesulfonyl chloride (CAS 1349718-63-3), a certified reference material (molecular formula C7H5Br2ClO2S, MW 348.44 g/mol) for analytical method development and quality control.

Structurally, 2,4-Dibromo-3-methylbenzenesulfonyl chloride (C7H5Br2ClO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 348.44 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 2,4-Dibromo-3-methylbenzenesulfonyl chloride 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 FormulaC7H5Br2ClO2S
Molecular Weight348.44 g/mol
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; 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 ContentCl/Br-containing
Sulfur Atoms1

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