Avanafil Impurity 68 CAS 2250243-09-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2250243-09-3 |
| Molecular Formula | C18H23N5O3 |
| Molecular Weight | 357.41 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Avanafil Impurity 68 (CAS 2250243-09-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H23N5O3. Molecular weight: 357.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H23N5O3 |
| Molecular Weight | 357.41 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.) | 1998 |
| Nitrogen Atoms | 5 |
Related Avanafil Standards
- Avanafil Impurity 90 (CAS 2250242-49-8)
- Avanafil Impurity 20 (CAS 2250242-42-1)
- Avanafil Impurity 37 (CAS CATO-C4X-111837)
- Avanafil Impurity 85 (CAS CATO-C4X-111885)
- Avanafil Impurity 86 (CAS CATO-C4X-111886)
- Avanafil Impurity 33 (CAS CATO-C4X-111833)
- Avanafil Impurity 43 (CAS 330785-81-4)
- Avanafil Impurity 56 (CAS 2310299-29-5)
Recommended Standards
- Alogliptin Impurity 8 (CAS 1820685-30-0)
- Alogliptin Impurity 20 (CAS CATO-C4X-109920)
- Candesartan Cilexetil Impurity 14 (CAS 136304-78-4)
- Diosmin EP Impurity D (CAS 1431536-92-3)
- Esaxerenone Impurity 2 (CAS 880780-76-7)
- 4-Amino-2-chlorophenyl thiocyanate (CAS 3226-46-8)
- 4-(1,3,5-Trimethyl-1H-pyrazol-4-yl)butanoic acid (CAS 1708251-35-7)
- (5-Bromopyridin-3-yl)(phenyl)methanone (CAS 59105-50-9)
- 3-(Pyrrolidin-1-yl)propanoic acid, potassium salt (CAS 858234-31-8)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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