Fluticasone Impurity 21 CAS 397864-40-3
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 397864-40-3 |
| Molecular Formula | C26H28F2O6S |
| Molecular Weight | 506.56 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Fluticasone Impurity 21 (CAS 397864-40-3) pharmacopoeial impurity standards reference standard. Molecular formula: C26H28F2O6S. Molecular weight: 506.56 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C26H28F2O6S |
| Molecular Weight | 506.56 g/mol |
| Purity | >90% |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Fluticasone Standards
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Recommended Standards
- BYS10-BP11 (CAS CATO-C3D-263163)
- Tepotinib impurity 7 (CAS 1103507-26-1)
- Bis(1,5-diphenyl-1H-pyrazol-4-yl)-1,3,4-oxadiazole (CAS 477713-03-4)
- Perindopril Impurity 95 t-Butylamine (CAS CATO-C4X-125295)
- Amoxicillin Impurity 101 (CAS CATO-C4X-1148101)
- Dicyclohexylamine ((2-nitrophenyl)thio)-L-valinate (CAS 7675-57-2)
- Methyl 3-(cyclohex-1-en-1-yl)-2-oxobutanoate (CAS 90107-26-9)
- Folic Acid Impurity 55 (CAS CATO-C4X-139555)
- 2-(2,4-Dimethoxyphenyl)-3-methylbutanoic acid (CAS 1226259-74-0)
- Palmitoyl Hexapeptide-12 TFA salt (CAS 171263-26-6(Free Base))
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