(Z)-Cefotaxime Impurity 19 CAS 98368-23-1
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 98368-23-1 |
| Molecular Formula | C6H8N4O2S |
| Molecular Weight | 200.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity (Z)-Cefotaxime Impurity 19 (CAS 98368-23-1) pharmacopoeial impurity standards reference standard. Molecular formula: C6H8N4O2S. Molecular weight: 200.22 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H8N4O2S |
| Molecular Weight | 200.22 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Z Standards
- Cefotaxime Impurity 92 (CAS 1201851-24-2)
- (E)-Cefotaxime Impurity 25 (CAS 66341-09-1)
- Cefotaxime Impurity 8 (CAS 34272-64-5)
- Cefotaxime Impurity 80 (CAS CATO-C4X-120180)
- Cefotaxime Impurity 93 (CAS CATO-C4X-120193)
- Cefotaxime Impurity 39 (CAS CATO-C4X-120139)
- Cefotaxime Impurity 29 (CAS CATO-C4X-120129)
- Cefotaxime Impurity 46 (CAS 689293-67-2)
Recommended Standards
- (4-Hydroxy-6-methyl-pyrimidin-2-ylsulfanyl)-acetic acid (4-hydroxy-6-methyl-pyrimidin-2-ylsulfanyl)acetic acid 98276-91-6 [(4-hydroxy-6-methylpyrimidin-2-yl) sulfanyl] acetic acid [(4-hydroxy-6-methylpyrimidin-2-yl)sulfanyl]acetic acid [(4-hydroxy-6-methylpyrimidin-2-yl)thio]acetic acid (CAS 98276-91-6)
- N-carbamoylbenzenesulfonamide (CAS 35207-08-0)
- Ceftizoxime Impurity 12 (CAS 90712-49-5)
- Vardenafil Impurity 20 (CAS 879-57-2)
- Eravacycline impurity 34 (CAS CATO-C4X-293834)
- Ethyl 2,5-dimethylimidazo[1,2-a]pyridine-3-carboxylate (CAS 81438-49-5)
- tert-Butyl [(1R,3S)-3-(aminomethyl)cyclohexyl]methylcarbamate hydrochloride (CAS 1049743-64-7)
- N-(thiophen-3-ylmethyl)propan-2-amine (CAS 937667-50-0)
- Nicotinamide Impurity 13 (CAS CATO-C4X-200013)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
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