Mometasone Impurity 45 CAS 424787-89-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 424787-89-3 |
| Molecular Formula | C34H36O9S |
| Molecular Weight | 620.71 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Mometasone Impurity 45 (CAS 424787-89-3) pharmacopoeial impurity standards reference standard. Molecular formula: C34H36O9S. Molecular weight: 620.71 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C34H36O9S |
| Molecular Weight | 620.71 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 |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
Related Mometasone Standards
- Mometasone Impurity 44 (CAS CATO-C4X-170444)
- Mometasone Furoate EP Impurity E (CAS 1370190-33-2)
- Mometasone Impurity 46 (CAS CATO-C4X-170446)
- Mometasone Furoate EP Impurity I (CAS CATO-C4X-170410)
- Mometasone Furoate EP Impurity R (CAS 1370190-08-1)
- Mometasone Impurity 43 (CAS CATO-C4X-170443)
- Mometasone Impurity 32 (CAS CATO-C4X-170432)
- Mometasone Furoate EP Impurity B (CAS 223776-49-6)
Recommended Standards
- Diflorasone impurity 2 (CAS CATO-C4X-24802)
- Ac-Pen-Arg-Gly-Asp-Cys-OH (Disulfide bond) (CAS 135702-36-2)
- 4,4',4''-((Nitrilotris(benzene-4,1-diyl))tris(ethyne-2,1-diyl))tribenzonitrile (CAS 848568-92-3)
- Bilastine Impurity 66 (CAS 2414420-72-5)
- Ruxolitinib Impurity 156 D-Tartrate (CAS 2102675-37-4)
- 6-Bromo-2-(bromomethyl)-3-methoxypyridine (CAS 1807014-87-4)
- 4-Hydroxy-3-methoxy-5-nitrobenzonitrile (CAS 79743-73-0)
- 2-Azidoethyl 4-methylbenzenesulfonate (CAS 113738-22-0)
- Dibenzoylmethane (CAS 120-46-7)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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