Vardenafil Impurity 52 CAS 224789-22-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 224789-22-4 |
| Molecular Formula | C18H22N4O2 |
| Molecular Weight | 326.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Vardenafil Impurity 52 (CAS 224789-22-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H22N4O2. Molecular weight: 326.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H22N4O2 |
| Molecular Weight | 326.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2021 |
| Nitrogen Atoms | 4 |
Related Vardenafil Standards
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- Vardenafil Impurity 51 (CAS CATO-C4X-101751)
- Vardenafil Impurity 21 (Mixture of E/Z-Isomers) (CAS 68282-25-7)
- Vardenafil Impurity 46 (CAS 1417529-59-9)
- Vardenafil Impurity 24 (CAS 910554-77-7)
- Vardenafil Impurity 55 (CAS 2520113-41-9)
- Vardenafil Impurity 8 (CAS 224789-20-2)
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