Lamivudine EP impurity A CAS 173602-25-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 173602-25-0 |
| Molecular Formula | C8H9N3O4S |
| Molecular Weight | 243.24 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lamivudine EP impurity A (CAS 173602-25-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H9N3O4S. Molecular weight: 243.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H9N3O4S |
| Molecular Weight | 243.24 g/mol |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Lamivudine Standards
- Lamivudine EP Impurity A(2R,5S)Monomer (CAS 173829-09-9)
- Lamivudine Impurity 42 (CAS CATO-C4X-119442)
- Lamivudine Impurity 1 (CAS 1235712-40-9)
- Lamivudine Impurity 18 (CAS CATO-C4X-119418)
- Lamivudine EP Impurity G (CAS 160552-55-6)
- Lamivudine EP Impurity H (CAS 160552-54-5)
- Lamivudine Impurity 43 (CAS CATO-C4X-119443)
- Lamivudine Impurity 44 (CAS CATO-C4X-119444)
Recommended Standards
- Diethyl (amino(phenyl)methyl)phosphonate (CAS 16814-08-7)
- 1-(4-Fluorophenyl)-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 936758-09-7)
- 1-(3-Fluorophenyl)-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1538794-47-6)
- Tucatinib Impurity 51 (CAS CATO-C4X-260551)
- Bevantolol Impurity 33 (CAS CATO-C4X-241133)
- (R)-1-(2-Chlorophenyl)propan-1-ol (CAS 151508-76-8)
- 1-(1-Isopropyl-1H-benzo[d]imidazol-2-yl)-N-methylmethanamine dihydrochloride (CAS 1245569-28-1)
- 2-[2-(2-Chloro-6,7-dimethoxyquinolin-3-yl)ethyl]-1H-isoindole-1,3(2H)-dione (CAS 1105193-51-8)
- 2,2'-Disulfanediylbis(4-fluoroaniline) (CAS 63755-07-7)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788679)
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