Cefuroxime Open-ring Impurity 44 CAS 1177709-12-4
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 1177709-12-4 |
| Molecular Formula | C15H15N3O7S |
| Molecular Weight | 381.36 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Cefuroxime Open-ring Impurity 44 (CAS 1177709-12-4) pharmacopoeial impurity standards reference standard. Molecular formula: C15H15N3O7S. Molecular weight: 381.36 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C15H15N3O7S |
| Molecular Weight | 381.36 g/mol |
| Purity | >90% |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cefuroxime Standards
- Cefuroxime Sodium EP Impurity A (CAS 56271-94-4)
- Cefuroxime impurity 107 (CAS CATO-C4X-1245107)
- Cefuroxime Impurity 25 (CAS CATO-C4X-124525)
- Cefuroxime Impurity 50 (CAS CATO-C4X-124550)
- Cefuroxime Impurity 51 (CAS 213912-35-7)
- Cefuroxime Sodium EP Impurity F (CAS 97170-19-9)
- Cefuroxime Impurity 80 (CAS CATO-C4X-124580)
- Cefuroxime Impurity 86 (CAS CATO-C4X-124586)
Recommended Standards
- 2-(((1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)methyl)amino)ethane-1-sulfonic acid (CAS 497258-53-4)
- 2-((2,6-Dichlorobenzyl)thio)-1-(prop-2-yn-1-yl)-4,5-dipropyl-1H-imidazole (CAS 338966-13-5)
- (E)-{1-[2-(4-fluorophenyl)cyclopropyl]ethylidene}({2-[3-(trifluoromethyl)phenoxy]ethoxy})amine (CAS 338401-23-3)
- Butylphthalide Impurity 32 (CAS 33704-16-4)
- Azilsartan Impurity 72 (CAS 21606-04-2)
- 321391-99-5 [8-Methoxy-4-(methylamino)-3,4-dihydro-2H-1-benzopyran-3-yl]methanol--hydrogen chloride (1/1) DTXSID30639983 (CAS 321391-99-5)
- 3'-Cyano-5-hydroxy-[1,1'-biphenyl]-3-carboxylic acid (CAS 1258637-09-0)
- 2-((6-Chloro-2-(methylthio)pyrimidin-4-yl)(ethyl)amino)ethan-1-ol (CAS 860650-71-1)
- 2-((4-Hydroxy-3-nitrophenyl)sulfonamido)benzoic acid (CAS 131971-24-9)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com