Betamethasone impurity 70 CAS 1201919-11-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1201919-11-0 |
| Molecular Formula | C22H28FO8P 2*Na |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Betamethasone impurity 70 (CAS 1201919-11-0) pharmacopoeial impurity standards reference standard. Molecular formula: C22H28FO8P 2*Na. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C22H28FO8P 2*Na |
| Molecular Weight | 493.42 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
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Recommended Standards
- Chloroprocaine Impurity 5 (CAS CATO-C4X-32865)
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- 3-Cyclopropoxy-2-(methylamino)benzenesulfonamide (CAS 1243365-58-3)
- 2-Thioxo-2,3-dihydrobenzo[d]thiazole-6-sulfonic acid (CAS 29401-60-3)
- 3-(sec-Butyl)-5-((3-(3-methyl-4-propoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2-thioxothiazolidin-4-one (CAS 623933-15-3)
- Imbricataflavone A (CAS 133336-96-6)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com