Cefuroxime Axetil EP Impurity B CAS 97232-96-7
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 97232-96-7 |
| Molecular Formula | C20H22N4O10S |
| Molecular Weight | 510.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cefuroxime Axetil EP Impurity B (CAS 97232-96-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H22N4O10S. Molecular weight: 510.47 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H22N4O10S |
| Molecular Weight | 510.47 g/mol |
| Purity | >90% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Cefuroxime Standards
- Cefuroxime Axetil (CAS 64544-07-6)
- Cefuroxime Axetil EP Impurity A (CAS 123458-61-7)
- Cefuroxime Axetil Impurity 10 (CAS 64599-29-7)
- Cefuroxime Axetil Impurity 9 (CAS CATO-C4X-14369)
- Cefuroxime Impurity 59 (CAS CATO-C4X-124559)
- Cefuroxime Impurity 76 (CAS CATO-C4X-124576)
- Cefuroxime Impurity 71 (CAS CATO-C4X-124571)
- Cefuroxime Impurity 84 (CAS CATO-C4X-124584)
Recommended Standards
- 3,3'-Bis(3,5-difluorophenyl)-[1,1'-binaphthalene]-2,2'-diol (CAS 1706439-53-3)
- Defactinib (CAS 1073154-85-4)
- Methyl 2-methyl-5-((3-nitro-N-(phenoxycarbonyl)phenyl)sulfonamido)benzofuran-3-carboxylate (CAS 448213-39-6)
- Tenofovir alafenamide Impurity 51 (CAS 2126010-02-2(Free Base))
- Dapagliflozin Impurity 164 (CAS CATO-C4X-1138164)
- 5-(2-Propoxyethyl)-1,3,4-thiadiazol-2-amine (CAS 299937-61-4)
- 4-Chloro-6-isopropoxypyrimidin-2-amine (CAS 89728-45-0)
- Leuprorelin EP Impurity D 2*Trifluoroacetic acid (CAS 1926163-25-8 (free base))
- (3R,4S)-4-phenyl-3-((triethylsilyl)oxy)azetidin-2-one (CAS 661489-72-1)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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