Prednisolone impurity 65 CAS 20380-15-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 20380-15-8 |
| Molecular Formula | C22H32O4 |
| Molecular Weight | 360.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Prednisolone impurity 65 (CAS 20380-15-8) 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 | 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Prednisolone Standards
- Prednisolone Impurity 44 (CAS 7055-53-0)
- 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
- 871826-47-0 (10S,17S)-10,17-Dihydroxydocosa-4,7,11,13,15,19-hexaenoic acid DTXSID50849502 (CAS 871826-47-0)
- Xylopic acid (CAS 6619-97-2)
- 5-(1-(Ethylsulfonyl)piperidin-3-yl)-4-((tetrahydrofuran-2-yl)methyl)-4H-1,2,4-triazole-3-thiol (CAS 932918-86-0)
- Rivaroxaban Impurity 136 (CAS 36157-42-3)
- Hydrochlorothiazide Impurity 9 (CAS 364-96-5)
- 2-[5,7-Bis(trifluoromethyl)-1,8-naphthyridin-2-yl]-2-(4-methoxyphenyl)acetonitrile (CAS 478043-31-1)
- 6-(methylamino)pyridazine-3-carboxamide (CAS 1251357-92-2)
- N'-(4-methoxybenzoyl)-1-naphthohydrazide (CAS 331636-68-1)
- Ethyl 5-chloroquinoline-4-carboxylate (CAS 116557-07-4)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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