Lamivudine EP Impurity E CAS 71-30-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 71-30-7 |
| Molecular Formula | C4H5N3O |
| Molecular Weight | 111.10 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lamivudine EP Impurity E (CAS 71-30-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H5N3O. Molecular weight: 111.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H5N3O |
| Molecular Weight | 111.10 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related Lamivudine Standards
- Lamivudine EP Impurity F (CAS 66-22-8)
- Lamivudine EP Impurity F-13C-15N2 (CAS 181517-11-3)
- Lamivudine Impurity 5 (CAS 2032-34-0)
- Lamivudine Impurity 17 (CAS 72702-38-6)
- Lamivudine EP Impurity I (CAS 145918-75-8)
- Lamivudine 5-monophosphate ammonium salt (CAS 1187058-40-7)
- Lamivudine 5-diphosphate ammonium salt (CAS 1187058-41-8)
- Lamivudine 5-triphosphate triethylammonium salt (CAS 1187058-42-9)
Recommended Standards
- Dapagliflozin Impurity 133 (CAS CATO-C4X-1138133)
- 2,4-Dihydroxypyridine (CAS 626-03-9)
- Pyrrole-2-carboxylicacid (CAS 634-97-9)
- Avanafil Impurity 18 (CAS 211230-35-2)
- Naltrexone impurity 50 (CAS CATO-C4X-147550)
- 3-bromo-5,7-dichloro-1,6-naphthyridine (CAS 2629163-50-2)
- N-((1-methyl-1H-pyrazol-4-yl)methyl)cyclohexanamine (CAS 1049983-65-4)
- 4-Tert-butyl-n-(3-chloropropanoyl)benzamide (CAS 949393-09-3)
- (S)-N-(2-(1H-Indol-3-yl)ethyl)-2-amino-4-(methylthio)butanamide (CAS 655239-42-2)
- Tirzepatide Impurity 43 (CAS CATO-C4X-324043)
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