Fexofenadine EP Impurity F CAS 185066-33-5
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 185066-33-5 |
| Molecular Formula | C31H37NO4 |
| Molecular Weight | 487.63 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Fexofenadine EP Impurity F (CAS 185066-33-5) pharmacopoeial impurity standards reference standard. Molecular formula: C31H37NO4. Molecular weight: 487.63 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C31H37NO4 |
| Molecular Weight | 487.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >90% |
| 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.) | 2009 |
| Nitrogen Atoms | 1 |
Related Fexofenadine Standards
- Fexofenadine Impurity 11 (CAS 1347311-10-7)
- Fexofenadine Impurity 17 (CAS CATO-C4X-179417)
- Fexofenadine EP Impurity G (CAS 1187954-57-9)
- Fexofenadine Impurity 23 (CAS 1208313-13-6)
- Fexofenadine Impurity 41 (CAS 1795786-25-2)
- Fexofenadine Impurity 16 (CAS CATO-C4X-179416)
- Fexofenadine EP Impurity A (CAS 76811-98-8)
- Fexofenadine Impurity 13 (CAS 1010812-98-2)
Recommended Standards
- Imatinib EP Impurity C-d8 (N-Desmethyl Imatinib-d8) (CAS 1185103-28-9)
- Trifarotene Impurity 9 (CAS 895542-08-2)
- sPLA2 inhibitor (CAS 393569-31-8)
- Levofloxacin impurity 90 (CAS CATO-C4X-137190)
- Dronedarone Impurity 92 (CAS 141626-35-9)
- Methyl 6-(4-(trifluoromethyl)piperidin-1-yl)nicotinate (CAS 1033463-23-8)
- 5-(4-Fluoro-3-(trifluoromethyl)phenyl)pyridin-2-amine (CAS 1110656-35-3)
- Diacetyl Monoxime (CAS 57-71-6)
- N-(4-bromophenyl)-2-((5-(4-bromophenyl)-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 332161-93-0)
- Semaglutide impurity 233 (CAS CATO-C4X-2226233)
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