5-Fluoro-1-benzothiophene-3-sulfonyl chloride CAS 1421602-23-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1421602-23-4
Molecular FormulaC8H4ClFO2S2
Molecular Weight250.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Fluoro-1-benzothiophene-3-sulfonyl chloride CAS 1421602-23-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 250.70 g/mol gives 5-Fluoro-1-benzothiophene-3-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Fluoro-1-benzothiophene-3-sulfonyl chloride (CAS 1421602-23-4) is a high-purity analytical reference standard with the molecular formula C8H4ClFO2S2 and a molecular weight of 250.70 g/mol.

The molecular framework of 5-Fluoro-1-benzothiophene-3-sulfonyl chloride (C8H4ClFO2S2) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional 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.

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), 5-Fluoro-1-benzothiophene-3-sulfonyl chloride 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 FormulaC8H4ClFO2S2
Molecular Weight250.70 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.)1991
Halogen ContentF/Cl-containing
Sulfur Atoms2

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