2-(2,5-dimethylphenyl)-6-fluoro-2,3-dihydro-1,2-benzothiazol-3-one CAS 727664-91-7

Purity 97%+In StockPharmaceutical Standards
CAS No.727664-91-7
Molecular FormulaC15H12FNOS
Molecular Weight273.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(2,5-dimethylphenyl)-6-fluoro-2,3-dihydro-1,2-benzothiazol-3-one CAS 727664-91-7 chemical structure

Description

Based on its molecular formula C15H12FNOS, 2-(2,5-dimethylphenyl)-6-fluoro-2,3-dihydro-1,2-benzothiazol-3-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 273.33 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.

2-(2,5-dimethylphenyl)-6-fluoro-2,3-dihydro-1,2-benzothiazol-3-one (CAS 727664-91-7), molecular formula C15H12FNOS and molecular weight 273.33 g/mol, is a CATO reference standard with documented purity and traceability.

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-(2,5-dimethylphenyl)-6-fluoro-2,3-dihydro-1,2-benzothiazol-3-one 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 FormulaC15H12FNOS
Molecular Weight273.33 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Halogen ContentF-containing
Nitrogen Atoms1
Sulfur Atoms1

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