2-Chloro-6-methyl-benzenesulfonyl fluoride CAS 432-22-4

Purity 97%+In StockPharmaceutical Standards
CAS No.432-22-4
Molecular FormulaC7H6ClFO2S
Molecular Weight208.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-6-methyl-benzenesulfonyl fluoride CAS 432-22-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 208.64 g/mol gives 2-Chloro-6-methyl-benzenesulfonyl fluoride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Chloro-6-methyl-benzenesulfonyl fluoride (CAS 432-22-4), molecular formula C7H6ClFO2S and molecular weight 208.64 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-Chloro-6-methyl-benzenesulfonyl fluoride (C7H6ClFO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine 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 208.64 g/mol, it falls into the medium-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.

As a certified reference material (CRM), 2-Chloro-6-methyl-benzenesulfonyl fluoride 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 FormulaC7H6ClFO2S
Molecular Weight208.64 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.)1957
Halogen ContentF/Cl-containing
Sulfur Atoms1

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