3'-Hydroxy-3-oxo-6'-[[(trifluoromethyl)sulfonyl]oxy]spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylic acid CAS 1268491-68-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1268491-68-4 |
| Molecular Formula | C22H11F3O9S |
| Molecular Weight | 508.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3'-Hydroxy-3-oxo-6'-[[(trifluoromethyl)sulfonyl]oxy]spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylic acid (CAS 1268491-68-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H11F3O9S. Molecular weight: 508.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H11F3O9S |
| Molecular Weight | 508.38 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Di-tert-butyl ((5-methoxypyridine-3,4-diyl)bis(methylene))dicarbamate (CAS 1142191-99-8)
- Fenothiocarb (CAS 62850-32-2)
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