Oxybutynin Impurity N2 CAS 81039-74-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 81039-74-9 |
| Molecular Formula | C17H20O3 |
| Molecular Weight | 272.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Oxybutynin Impurity N2 (CAS 81039-74-9) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C17H20O3. Molecular weight: 272.34 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C17H20O3 |
| Molecular Weight | 272.34 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Oxybutynin Standards
- Oxybutynin Impurity 2 (CAS 31197-69-0)
- Oxybutynin Impurity 13 (CAS CATO-C4X-197213)
- Oxybutynin EP Impurity F (CAS 10399-13-0)
- Oxybutynin Impurity 4 (CAS 4335-77-7)
- Oxybutynin Impurity 20 (CAS CATO-C4X-197220)
- Oxybutynin Impurity 19 (CAS CATO-C4X-197219)
- Oxybutynin EP Impurity C (CAS 1199574-70-3)
- Oxybutynin Impurity 6 (CAS 76142-48-8)
Recommended Standards
- 2-Cyano-3-(1-cyclohexyl-2,5-dimethyl-1h-pyrrol-3-yl)prop-2-enoic acid (CAS 732291-33-7)
- 3-((tert-Butoxycarbonyl)amino)-3-(piperidin-2-yl)propanoicacid (CAS 886362-32-9)
- 2-Amino-2-(1-(tert-butoxycarbonyl)-5-methylpiperidin-3-yl)acetic acid (CAS 2292381-04-3)
- Finerenone Impurity 272 (CAS 2385902-88-3)
- Abacavir EP Impurity D (CAS 1443421-67-7)
- Amino(2-bromophenyl)acetic acid (CAS 254762-66-8)
- Benzyl (1-hydroxy-3-phenylpropan-2-yl)carbamate (CAS 73747-40-7)
- ML 337 (CAS 1443118-44-2)
- 4-Amino-5-(3,4-difluorophenyl)-1-methylpyrrolidin-2-one hydrochloride (CAS 1423029-81-5)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
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