2,6-Dichloro-4-fluorobenzene-1-sulfonyl chloride CAS 88972-04-7

Purity 97%+In StockPharmaceutical Standards
CAS No.88972-04-7
Molecular FormulaC6H2Cl3FO2S
Molecular Weight263.50 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,6-Dichloro-4-fluorobenzene-1-sulfonyl chloride CAS 88972-04-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 263.50 g/mol gives 2,6-Dichloro-4-fluorobenzene-1-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,6-Dichloro-4-fluorobenzene-1-sulfonyl chloride (CAS 88972-04-7) is a high-purity analytical reference standard with the molecular formula C6H2Cl3FO2S and a molecular weight of 263.50 g/mol.

The molecular framework of 2,6-Dichloro-4-fluorobenzene-1-sulfonyl chloride (C6H2Cl3FO2S) 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC6H2Cl3FO2S
Molecular Weight263.50 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
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.)1982
Halogen ContentF/Cl-containing
Sulfur Atoms1

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