Betamethasone EP Impurity C CAS 13504-15-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 13504-15-9 |
| Molecular Formula | C22H28O4 |
| Molecular Weight | 356.46 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Betamethasone EP Impurity C (CAS 13504-15-9) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H28O4. Molecular weight: 356.46 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H28O4 |
| Molecular Weight | 356.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
Related Betamethasone Standards
- Betamethasone EP Impurity F (CAS 330157-04-5)
- Betamethasone Impurity 94 (CAS 19784-87-3)
- Betamethasone EP Impurity J (CAS 18383-24-9)
- Betamethasone Impurity 75 (CAS CATO-C4X-143775)
- Betamethasone Impurity 128 (CAS CATO-C4X-1437128)
- Betamethasone Impurity 129 (CAS CATO-C4X-1437129)
- Betamethasone Impurity 50 (CAS 1203841-45-5)
- Betamethasone impurity 73 (CAS 1203841-43-3)
Recommended Standards
- Dexamethasone EP Impurity E (CAS 13209-41-1)
- Linagliptin Impurity 26 (CAS CATO-C4X-110126)
- Fudosteine impurity 76 (CAS CATO-C4X-144776)
- Riluzole Impurity 23 (CAS CATO-C4X-200923)
- Donepezil Impurity 43 (CAS CATO-C4X-103943)
- (2S,4S)-Methyl 4-(quinolin-6-yloxy)pyrrolidine-2-carboxylate (CAS 774577-12-7)
- 1-(2,5-Dichlorophenyl)-1H-imidazole (CAS 190199-39-4)
- N-(5-Methyl-1,3,4-thiadiazol-2-yl)-2-(5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetamide (CAS 952964-66-8)
- 1-Chloro-4-fluoro-5-methyl-2-propoxybenzene (CAS 1872806-94-4)
- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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