Levetiracetam EP Impurity A CAS 103833-72-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 103833-72-3 |
| Molecular Formula | C8H13NO3 |
| Molecular Weight | 171.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Levetiracetam EP Impurity A (CAS 103833-72-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C8H13NO3. Molecular weight: 171.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H13NO3 |
| Molecular Weight | 171.19 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
Related Levetiracetam Standards
- (S)-Levetiracetam EP Impurity A (CAS 102849-49-0)
- Levetiracetam EP Impurity A (CAS 67118-31-4)
- Levetiracetam (CAS 102767-28-2)
- Levetiracetam Racemate (CAS 33996-58-6)
- Levetiracetam EP Impurity D (CAS 103765-01-1)
- Levetiracetam Dehydro Acid (CAS 358629-39-7)
- Levetiracetam-d3 (CAS 1217851-16-5)
- Levetiracetam EP Impurity B (CAS 358629-47-7)
Recommended Standards
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- 4-(3-(4-(2,4-Diamino-6-methylpyrimidin-5-yl)benzyl)ureido)-2-methylbenzene-1-sulfonyl fluoride (CAS 50699-49-5)
- Semaglutide impurity 101 (CAS CATO-C4X-2226101)
Why CATO?
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