Prednisolone Impurity 30 CAS 3517-48-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 3517-48-4 |
| Molecular Formula | C25H34O7 |
| Molecular Weight | 446.53 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Prednisolone Impurity 30 (CAS 3517-48-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H34O7. Molecular weight: 446.53 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H34O7 |
| Molecular Weight | 446.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Prednisolone Standards
- Prednisolone-17-valerate (CAS 15180-00-4)
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- Prednisolone Acetate EP Impurity C (CAS 98523-85-4)
- Prednisolone Impurity 31 (CAS 6677-19-6)
- Prednisolone EP Impurity A Hydrochloride (CAS 393782-60-0)
- Prednisolone Phosphate - API Standards (CAS 302-25-0)
- Prednisolone Impurity 20 (CAS CATO-C4X-173720)
Recommended Standards
- Budesonide EP Impurity I (CAS 113930-13-5)
- Ciclesonide Impurity 2 (CAS 886861-17-2)
- Budesonide Impurity 76 (CAS CATO-C4X-138976)
- Fluticasone Impurity 40 (CAS 25256-97-7)
- Rivaroxaban Impurity 39 (CAS 446292-07-5)
- tert-Butyl cis-3,4-diaminopyrrolidine-1-carboxylate (CAS 945217-60-7)
- 2,3-Dimethylbenzene-1,4-diamine (CAS 5306-96-7)
- 2-Butyl-5-fluoro-1H-benzo[d]imidazole (CAS 146350-85-8)
- 2-(2-(Tert-butoxycarbonyl)-2-azaspiro[3.3]Heptan-6-yl)-2-methylpropanoic acid (CAS 2306275-64-7)
- Polymyxin B nonapeptide (CAS 86408-36-8)
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