Sildenafil Impurity 63 CAS 247584-81-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 247584-81-2 |
| Molecular Formula | C7H12N4O |
| Molecular Weight | 168.20 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Sildenafil Impurity 63 (CAS 247584-81-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C7H12N4O. Molecular weight: 168.20 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H12N4O |
| Molecular Weight | 168.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related Sildenafil Standards
- Sildenafil Impurity 286 (CAS CATO-C4X-1128286)
- Sildenafil Impurity 39 (CAS 76424-56-1)
- Sildenafil Impurity 40 (CAS 1185292-79-8)
- Sildenafil Pyrimidine Impurity (CAS 1346600-82-5)
- Sildenafil Impurity 42 (CAS 1441-87-8)
- Sildenafil Impurity 62 (CAS 116833-23-9)
- Sildenafil Impurity 3 (CAS 139756-02-8)
- Sildenafil Impurity 47 (CAS 247583-78-4)
Recommended Standards
- Caffeine EP Impurity E (CAS 20041-90-1)
- Nicotinamide impurity 21 (CAS CATO-C4X-200021)
- Trimethylmelamine (CAS 2827-46-5)
- Selumetinib Impurity 20 (CAS CATO-C4X-305320)
- Dapagliflozin Impurity 188 (CAS CATO-C4X-1138188)
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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