Vardenafil Impurity 21 (Mixture of E/Z-Isomers) CAS 68282-25-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 68282-25-7 |
| Molecular Formula | C14H20NO7 |
| Molecular Weight | 314.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Vardenafil Impurity 21 (Mixture of E/Z-Isomers) (CAS 68282-25-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H20NO7. Molecular weight: 314.31 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H20NO7 |
| Molecular Weight | 314.31 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 1 |
Related Vardenafil Standards
- Vardenafil Impurity 51 (CAS CATO-C4X-101751)
- Vardenafil Impurity 46 (CAS 1417529-59-9)
- Vardenafil Impurity 52 (CAS 224789-22-4)
- Vardenafil Impurity 21 (CAS 927690-90-2)
- Vardenafil Impurity 47 (CAS 910554-78-8)
- Vardenafil Impurity 8 (CAS 224789-20-2)
- Vardenafil Impurity 24 (CAS 910554-77-7)
- Vardenafil Impurity 55 (CAS 2520113-41-9)
Recommended Standards
- Tris(4-methylpentan-2-yl) borate (CAS 5337-37-1)
- Ceftriaxone Impurity 9 (CAS CATO-C4X-11639)
- Trihexyl Borate (CAS 5337-36-0)
- 5-Chloro-2-ethoxybenzenethiol (CAS 23385-49-1)
- Tert-butyl (2-amino-5-(trifluoromethyl)phenyl)carbamate (CAS 954239-03-3)
- 2,2-Dimethyl-4-(2,3-dimethylphenyl)-4-oxobutyric acid (CAS 146645-55-8)
- Mirogabalin Impurity 51 (CAS CATO-C4X-292451)
- 4-(6-Methyl-4,8-dioxo-1,3,6,2-dioxazaborocan-2-yl)thiophene-2-carbaldehyde (CAS 1309676-48-9)
- Ethyl 2-Amino-4-methyl-3-thiophenecarboxylate (CAS 43088-42-2)
- Neuropeptide FF (CAS 99566-27-5)
Why CATO?
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