Cytarabine Impurity 9 CAS 7428-39-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 7428-39-9 |
| Molecular Formula | C9H13N3O5 |
| Molecular Weight | 243.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cytarabine Impurity 9 (CAS 7428-39-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C9H13N3O5. Molecular weight: 243.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H13N3O5 |
| Molecular Weight | 243.22 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.) | 1959 |
| Nitrogen Atoms | 3 |
Related Cytarabine Standards
- Cytarabine (CAS 147-94-4)
- Cytarabine EP Impurity E (CAS 65-46-3)
- Cytarabine Impurity 20 (CAS CATO-C4X-200520)
- Cytarabine Impurity 21 (CAS CATO-C4X-200521)
- Cytarabine Impurity 22 (CAS CATO-C4X-200522)
- Cytarabine EP Impurity A (CAS 3083-77-0)
- Cytarabine-5,6-d2 (CAS 40632-26-6)
- Cytarabine Impurity 27 (CAS CATO-C4X-200527)
Recommended Standards
- Cyanophos (CAS 2636-26-2)
- 3-(3-Cyclopropyl-5-(trifluoromethyl)-1h-pyrazol-1-yl)-2-methylpropanenitrile (CAS 1006319-21-6)
- 3-(5-Cyclopropyl-3-(trifluoromethyl)-1h-pyrazol-1-yl)butanenitrile (CAS 1006333-95-4)
- Lenvatinib Impurity 110 (CAS CATO-C4X-1140110)
- Vericiguat Impurity 9 (CAS CATO-C4X-28969)
- (S)-2-Amino-3-hydroxy-N-pentylpropanamide (CAS 147266-42-0)
- 4-Cyclopropoxy-6-iodopicolinamide (CAS 1243469-61-5)
- 1-(4-Chlorophenyl)-3-ethyl-1H-pyrazol-5-amine (CAS 1226186-68-0)
- 5-(Trifluoromethoxy)-2-(trifluoromethyl)-1H-indole (CAS 1007235-31-5)
- 3AEEA-Semaglutide(Endo-AEEA-Semaglutide) (CAS CATO-C4X-2226265)
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