3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide CAS 6575-37-7

Purity 97%+In StockPharmaceutical Standards
CAS No.6575-37-7
Molecular FormulaC9H6Cl2O2S
Molecular Weight249.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide CAS 6575-37-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 249.11 g/mol gives 3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide (CAS 6575-37-7), a certified reference material (molecular formula C9H6Cl2O2S, MW 249.11 g/mol) for analytical method development and quality control.

Based on its molecular formula C9H6Cl2O2S, 3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 249.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 3,6-Dichloro-2-methylbenzo[b]thiophene 1,1-dioxide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC9H6Cl2O2S
Molecular Weight249.11 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl-containing
Sulfur Atoms1

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