Flunisolide Impurity 4 CAS 4533-89-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4533-89-5 |
| Molecular Formula | C26H33FO7 |
| Molecular Weight | 476.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Flunisolide Impurity 4 (CAS 4533-89-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C26H33FO7. Molecular weight: 476.53 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C26H33FO7 |
| Molecular Weight | 476.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F-containing |
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