Fexofenadine Impurity 13 CAS 1010812-98-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1010812-98-2 |
| Molecular Formula | C32H37NO4 |
| Molecular Weight | 499.64 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Fexofenadine Impurity 13 (CAS 1010812-98-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C32H37NO4. Molecular weight: 499.64 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C32H37NO4 |
| Molecular Weight | 499.64 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
Related Fexofenadine Standards
- Fexofenadine EP Impurity A (CAS 76811-98-8)
- Fexofenadine Impurity 28 (CAS CATO-C4X-179428)
- (R)-Fexofenadine (CAS 139965-10-9)
- (S)-Fexofenadine (CAS 139965-11-0)
- Fexofenadine EP Impurity B (CAS 479035-75-1)
- Fexofenadine (CAS 83799-24-0)
- Fexofenadine-D6 (CAS 548783-71-7)
- Fexofenadine EP Impurity F (CAS 185066-33-5)
Recommended Standards
- Venlafaxine Impurity 63 (CAS 916918-90-6)
- Carebastine Impurity 7 (CAS CATO-C4X-31697)
- Pitavastatin Impurity 53 (CAS CATO-C4X-103753)
- Empagliflozin impurity 56 (CAS 1628918-33-1)
- Sitagliptin Impurity 138 (CAS 1283583-85-6)
- N-((1H-1,2,4-Triazol-1-yl)methoxy)-2-amino-2-oxoacetimidoyl cyanide (CAS 89721-55-1)
- (6-(Indolin-1-yl)-4-methylpyridin-3-yl)methanol (CAS 1355233-19-0)
- Ursodeoxycholic Acid Impurity 22 (CAS 566-24-5)
- Quetiapine Impurity 1 (CAS 3985-12-4)
- Semaglutide impurity 96 (CAS CATO-C4X-222696)
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