7-Methoxy-2-(trifluoromethyl)-4H-chromene-4-thione CAS 869986-00-5

Description

Compared with other compounds in its class, the molecular weight of 260.23 g/mol gives 7-Methoxy-2-(trifluoromethyl)-4H-chromene-4-thione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-Methoxy-2-(trifluoromethyl)-4H-chromene-4-thione (CAS 869986-00-5), molecular formula C11H7F3O2S and molecular weight 260.23 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 7-Methoxy-2-(trifluoromethyl)-4H-chromene-4-thione (C11H7F3O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 260.23 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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), 7-Methoxy-2-(trifluoromethyl)-4H-chromene-4-thione 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

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