Prednisolone Impurity 44 CAS 7055-53-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 7055-53-0 |
| Molecular Formula | C22H32O4 |
| Molecular Weight | 360.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Prednisolone Impurity 44 (CAS 7055-53-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H32O4. Molecular weight: 360.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C22H32O4 |
| Molecular Weight | 360.49 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Related Prednisolone Standards
- Prednisolone impurity 65 (CAS 20380-15-8)
- Prednisolone Impurity 37 (CAS 307518-72-5)
- Prednisolone Impurity 43 (CAS 905-52-2)
- Prednisolone EP Impurity F (CAS 600-90-8)
- Prednisolone 20alpha-Hydroxy Impurity (CAS 15847-24-2)
- Prednisolone EP Impurity G (CAS 2299-46-9)
- Prednisolone EP Impurity H (CAS 2427-64-7)
- Prednisolone impurity 55 (CAS CATO-C4X-173755)
Recommended Standards
- 5-(1-(Ethylsulfonyl)piperidin-3-yl)-4-((tetrahydrofuran-2-yl)methyl)-4H-1,2,4-triazole-3-thiol (CAS 932918-86-0)
- 871826-47-0 (10S,17S)-10,17-Dihydroxydocosa-4,7,11,13,15,19-hexaenoic acid DTXSID50849502 (CAS 871826-47-0)
- N-(1-Cyano-1-cyclopropylethyl)-2-((2,5,6-trimethylthieno[2,3-d]pyrimidin-4-yl)thio)acetamide (CAS 849057-27-8)
- Empagliflozin impurity 319 (CAS CATO-C4X-1065319)
- Pregnenolone Impurity 13 (CAS 566-65-4)
- 1-(2-Hydroxyethyl)-3-phenyl-1H-pyrazol-5(4H)-one (CAS 67056-21-7)
- 3H-Purin-6(7H)-imine (CAS 66224-66-6)
- 3-(Thietan-3-ylamino)propanamide (CAS 1849361-72-3)
- 1,5-Diacetyl-1,3,5-triazinane-2,4-dione (CAS 86320-44-7)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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