Sildenafil Impurity 59 CAS 792969-85-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 792969-85-8 |
| Molecular Formula | C8H12N4O3 |
| Molecular Weight | 212.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Sildenafil Impurity 59 (CAS 792969-85-8), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H12N4O3. Molecular weight: 212.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H12N4O3 |
| Molecular Weight | 212.21 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 4 |
Related Sildenafil Standards
- Sildenafil Impurity 35 (CAS 139756-01-7)
- Sildenafil Impurity N23 (CAS 247583-72-8)
- Sildenafil Impurity 41 (CAS 304435-83-4)
- Sildenafil RC 41 (CAS 222729-55-7)
- Sildenafil Impurity 36 (CAS 139756-00-6)
- Sildenafil RC 39 (CAS 1346605-36-4)
- Sildenafil Impurity 274 (CAS 1358966-40-1)
- Sildenafil Impurity 56 (CAS CATO-C4X-112856)
Recommended Standards
- Pentoxifylline Impurity 9 (CAS 1597448-45-7)
- Istradefylline Impurity 15 (CAS 89073-60-9)
- Niraparib Impurity 44 (CAS 1789348-02-2)
- Rivaroxaban Impurity 70 (CAS 1384257-81-1)
- Faropenem Impurity 81 (CAS CATO-C4X-128981)
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