Cefuroxime Impurity 12 CAS 929531-94-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 929531-94-2 |
| Molecular Formula | C16H16N4O9S |
| Molecular Weight | 440.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cefuroxime Impurity 12 (CAS 929531-94-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16N4O9S. Molecular weight: 440.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16N4O9S |
| Molecular Weight | 440.38 g/mol |
| Purity | >95% |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Cefuroxime Standards
- Cefuroxime Impurity 100 (CAS CATO-C4X-1245100)
- Cefuroxime Oxide Impurity 1 (CAS CATO-C4X-124515)
- Cefuroxime Oxide Impurity 2 (CAS CATO-C4X-124516)
- Cefuroxime Impurity 70 (CAS CATO-C4X-124570)
- Cefuroxime impurity 106 (CAS CATO-C4X-1245106)
- Cefuroxime Impurity 11 (CAS CATO-C4X-124511)
- Cefuroxime Impurity 96 (CAS CATO-C4X-124596)
- Cefuroxime Impurity 91 (CAS CATO-C4X-124591)
Recommended Standards
- tert-butyl N-tert-butoxycarbonyl-N-[4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridyl]carbamate (CAS 2246372-91-6)
- tert-butyl N-[3-(tert-butoxycarbonylamino)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]carbamate (CAS 443753-62-6)
- 9-Bromo-2-phenyl-1'-propyl-1,10b-dihydrospiro[benzo[e]pyrazolo[1,5-c][1,3]oxazine-5,4'-piperidine] (CAS 303104-51-0)
- Dexamethasone Impurity 120 (CAS CATO-C4X-1165120)
- Cariprazine Impurity 27 (CAS CATO-C4X-240827)
- 1,3-Thiazole-5-carboxamide (CAS 74411-19-1)
- Ruxolitinib Impurity 65 (CAS CATO-C4X-205865)
- 4-(Chloromethyl)-7-methyl-2H-1-benzopyran-2-one (CAS 41295-51-6)
- 6-(dimethylamino)pyridine-3-carboximidamide hydrochloride (CAS 1423024-12-7)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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