Cefoperazone Impurity N3 CAS 73240-09-2
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 73240-09-2 |
| Molecular Formula | C23H23N5O8S |
| Molecular Weight | 529.52 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Cefoperazone Impurity N3 (CAS 73240-09-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C23H23N5O8S. Molecular weight: 529.52 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C23H23N5O8S |
| Molecular Weight | 529.52 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Cefoperazone Standards
- Cefoperazone EP Impurity A (CAS 73240-08-1)
- Cefoperazone Impurity 17 (CAS CATO-C4X-114917)
- Cefoperazone Impurity 32 (CAS CATO-C4X-114932)
- Cefoperazone Impurity 12 (CAS 698339-10-5)
- Cefoperazone Ring Opening Lactone (CAS CATO-C4X-114920)
- Cefoperazone Impurity 57 (CAS CATO-C4X-114957)
- Cefoperazone Impurity 41 (CAS CATO-C4X-114941)
- Cefoperazone Impurity 65 (CAS CATO-C4X-114965)
Recommended Standards
- Nilotinib Impurity 9 (CAS 641571-05-3)
- 1-Cyclopropyl-7-[4-[(2,3-dihydro-1,4-benzodioxin-6-yl)sulfonyl]-1-piperazinyl]-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid (CAS 743441-94-3)
- Nilotinib (CAS 641571-10-0)
- Ibuprofen impurity 137 (CAS CATO-C4X-1082137)
- Empagliflozin impurity 216 (CAS CATO-C4X-1065216)
- 5H-Pyrrolo[2,3-d]pyrimidin-4-amine (CAS 13510-11-7)
- (4-(Difluoromethyl)-6-methoxy-5-methylpyridin-2-yl)methanol (CAS 1805607-72-0)
- {[1-(3-methoxyphenyl)-1H-imidazol-2-yl]thio}acetic acid (CAS 851288-52-3)
- 2-Ethynyl-3-fluoro-6-methylpyridine (CAS 1824076-35-8)
- D-Val23-Tirzepatide (CAS CATO-CPTD788911)
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