Fexofenadine Impurity 25 CAS 174483-06-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 174483-06-8 |
| Molecular Formula | C34H43NO4 |
| Molecular Weight | 529.71 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Fexofenadine Impurity 25 (CAS 174483-06-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C34H43NO4. Molecular weight: 529.71 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C34H43NO4 |
| Molecular Weight | 529.71 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 1 |
Related Fexofenadine Standards
- Fexofenadine-d6 Methyl Ester (CAS 1286458-00-1)
- Fexofenadine N-Oxide (CAS 1422515-52-3)
- Fexofenadine Impurity 17 (CAS 154477-55-1)
- Fexofenadine EP Impurity D (CAS 154825-96-4)
- Fexofenadine Impurity 45 (CAS CATO-C4X-179445)
- Fexofenadine Impurity 24 (CAS 908595-88-0)
- Fexofenadine Impurity 19 (CAS CATO-C4X-179419)
- Fexofenadine Impurity 31 (CAS CATO-C4X-179431)
Recommended Standards
- Raloxifene Impurity 10 (CAS CATO-C4X-174310)
- UNC1215 (CAS 1415800-43-9)
- Metoclopramide impurity 73 (CAS CATO-C4X-141573)
- Epirubicin EP Impurity B (CAS 21794-55-8)
- Ibuprofen EP Impurity R (CAS 102120-87-6)
- 6,9-Dihydroxybenzo[g]isoquinoline-5,10-dione (CAS 4589-37-1)
- Camptothecin Impurity 9 (CAS 67656-30-8)
- 1-(2,4,6-Trichlorophenyl)-3-(2-chloro-5-aminoanilino)-5-pyrazolone (CAS 86491-51-2)
- (2-Methoxypyridin-3-yl)boronic acid hydrochloride (CAS 2096334-59-5)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
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