Levetiracetam Impurity 5 CAS 358629-51-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 358629-51-3 |
| Molecular Formula | C9H15NO3 |
| Molecular Weight | 185.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Levetiracetam Impurity 5 (CAS 358629-51-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H15NO3. Molecular weight: 185.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H15NO3 |
| Molecular Weight | 185.22 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Levetiracetam Standards
- Levetiracetam Impurity 20 (CAS 1867585-44-1)
- Levetiracetam Impurity 37 (CAS 1847568-87-9)
- Levetiracetam Impurity 48 (CAS 24032-51-7)
- Levetiracetam impurity 9 (CAS 1868118-63-1)
- Levetiracetam Impurity 47 (CAS CATO-C4X-106747)
- Levetiracetam-d6 (CAS 1133229-30-7)
- Levetiracetam Impurity 24 (CAS 79194-54-0)
- Levetiracetam-d3 (CAS 1217851-16-5)
Recommended Standards
- Cinacalcet Impurity 37 (CAS 100485-59-4)
- Glimepiride Impurity 16 (CAS 247098-17-5)
- Solifenacin Impurity 39 (CAS CATO-C4X-105339)
- Sorbic acid impurity 2 (CAS 51830-12-7)
- Glucose Impurity 35 (CAS CATO-C4X-209535)
- 5-Amino-2-(hydroxymethyl)pyrazine (CAS 72788-89-7)
- Glycylglycylglycyl-L-cysteine (CAS 245447-20-5)
- (2-Methyl-1H-indol-3-yl)methanol (CAS 6967-71-1)
- 5-Cyclopropyl-2-((3'-fluoro-[2,4'-bipyridin]-5-yl)amino)benzoic acid (CAS 1119085-23-2)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
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