Methylprednisolone Hydrogen Succinate EP Impurity B CAS 77074-42-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 77074-42-1 |
| Molecular Formula | C26H34O8 |
| Molecular Weight | 474.54 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methylprednisolone Hydrogen Succinate EP Impurity B (CAS 77074-42-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H34O8. Molecular weight: 474.54 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C26H34O8 |
| Molecular Weight | 474.54 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
Related Methylprednisolone Standards
- Methylprednisolone Hydrogen Succinate EP Impurity F (CAS 2376134-25-5)
- Methylprednisolone Impurity 3 (CAS CATO-C4X-19193)
- Methylprednisolone 21-Hemisuccinate (Methylprednisolone Hydrogen Succinate) (CAS 2921-57-5)
- Methylprednisolone impurity 96 (CAS 103302-98-3)
- Methylprednisolone Impurity 52 (CAS CATO-C4X-191952)
- Methylprednisolone Impurity 49 (CAS CATO-C4X-191949)
- Methylprednisolone Impurity 1 (CAS CATO-C4X-19191)
- Methylprednisolone Impurity 78 (CAS CATO-C4X-191978)
Recommended Standards
- Canagliflozin Impurity 30 (CAS 1358581-37-9)
- Canagliflozin impurity 119 (CAS CATO-C4X-1123119)
- Canagliflozin Impurity 111 (CAS CATO-C4X-1123111)
- Imatinib Impurity 85 (CAS 909342-95-6)
- Azathioprine EP Impurity B (CAS 50-44-2)
- 5-bromothieno[2,3-b]pyridine (CAS 21344-24-1)
- tert-Butyl 2-chloro-5h,6h,7h-pyrrolo[3,4-b]pyridine-6-carboxylate (CAS 1257854-60-6)
- 5-(1,3-Dioxolan-2-yl)-2-(4-nitrobenzoyl)thiophene (CAS 898778-34-2)
- (3S,5R)-1-(tert-butoxycarbonyl)-5-(methoxycarbonyl)pyrrolidine-3-carboxylic acid (CAS 2306246-06-8)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
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