4,5,6,7-Tetrafluoro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate CAS 185318-75-6

Description

Compared with other compounds in its class, the molecular weight of 488.34 g/mol gives 4,5,6,7-Tetrafluoro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4,5,6,7-Tetrafluoro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate (CAS 185318-75-6), molecular formula C24H12F4O7 and molecular weight 488.34 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C24H12F4O7, 4,5,6,7-Tetrafluoro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate contains a flavonoid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 488.34 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.

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

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