Vardenafil Impurity 47 CAS 910554-78-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 910554-78-8 |
| Molecular Formula | C17H22N4O3 |
| Molecular Weight | 330.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Vardenafil Impurity 47 (CAS 910554-78-8) pharmacopoeial impurity standards reference standard. Molecular formula: C17H22N4O3. Molecular weight: 330.38 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H22N4O3 |
| Molecular Weight | 330.38 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Vardenafil Standards
- Vardenafil Impurity 21 (CAS 927690-90-2)
- Vardenafil Impurity 52 (CAS 224789-22-4)
- 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 39 (CAS 2580939-41-7)
Recommended Standards
- Tofacitinib Impurity 17 (CAS 1675248-19-7)
- 84573-33-1 Quinocarcin 3,6-Imino-1H-2-oxa-11c-azanaphth(1,2,3-cd)azulene-5-carboxylic acid, 2a,3,4,5,6,6a,7,11b-octahydro-11-methoxy-12-methyl-, (2a-alpha,3-alpha,5-alpha,6-alpha,6a-alpha,11b-alpha)-, (-)- Antibiotic DC 52 DC 52 (CAS 84573-33-1)
- N-Nitroso Tofacitinib Impurity 185 (CAS CATO-C4X-1079185)
- Pemetrexed Impurity 73 TFA salt (CAS 15149-61-8（free base）)
- Fasudil Impurity 13 (CAS 56344-32-2)
- 1-(1-Benzoyl-7-methoxypyrrolo[1,2-a]quinolin-3-yl)ethanone (CAS 618443-84-8)
- 2-(tert-Butyl)-5-hydroxybenzaldehyde (CAS 532966-87-3)
- 6-Butyl-4-(4-methoxyphenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione (CAS 923114-08-3)
- 3-(4-Methylcyclohexyl)butan-2-ol (CAS 1537061-06-5)
- Semaglutide238 (CAS CATO-C4X-2226238)
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