Cefazedone Impurity 7 CAS CATO-C4X-11717
| CAS No. | CATO-C4X-11717 |
| Molecular Formula | C18H16Cl2N6O4S3 |
| Molecular Weight | 547.46 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H16Cl2N6O4S3, Cefazedone Impurity 7 contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 547.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies Cefazedone Impurity 7 (CAS CATO-C4X-11717), a pharmacopoeial impurity reference standard (molecular formula C18H16Cl2N6O4S3, MW 547.46 g/mol) used for the identification and quantification of trace impurities in APIs.
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
CATO manufactures Cefazedone Impurity 7 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H16Cl2N6O4S3 |
| Molecular Weight | 547.46 g/mol |
| Purity | 97%+ |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 3 |
Related Cefazedone Standards
- Cefazedone (CAS 56187-47-4)
- Cefazedone Impurity 5 (CAS CATO-C4X-11715)
- Cefazedone Impurity 6 (CAS CATO-C4X-11716)
- Cefazedone Impurity 4 (CAS CATO-C4X-11714)
- Cefazedone Impurity 10 (CAS CATO-C4X-117110)
- Cefazedone Impurity 9 (CAS CATO-C4X-11719)
- Cefazedone impurity 18 (CAS CATO-C4X-117118)
- Cefazedone Impurity 2 (CAS 56187-36-1)
Recommended Standards
- Pranoprofen Impurity 48 (CAS CATO-C4X-181148)
- 5-(3,4-Dichlorophenyl)-3-hydroxy-4-(4-isopropoxy-3-methylbenzoyl)-1-(3-morpholinopropyl)-1H-pyrrol-2(5H)-one (CAS 371202-62-9)
- Ketoconazole N-Oxide (CAS 1392277-16-5)
- Fosravuconazole (CAS 351227-64-0)
- Etoricoxib Impurity 26 (CAS CATO-C4X-108026)
- Vinpocetine EP Impurity B (CAS 4880-92-6)
- Arotinolol Impurity 76 (CAS CATO-C4X-185476)
- 5-Methyl-N-phenyl-4,5-dihydrothiazol-2-amine (CAS 13163-27-4)
- 2-Amino-4-fluoro-5-methylphenol (CAS 173322-88-8)
- 1-(5-Methylisoxazol-3-yl)-1H-pyrrole-2,5-dione (CAS 89143-12-4)
- N-Ethylisopropylamine (CAS 19961-27-4)
- Capecitabine Impurity 40 (CAS 5636-04-4)
- Chlorotri-t-butylphosphinegold(I) 69550-28-3 (TBU3P)AUCL;(TRI-TERT-BUTYLPHOSPHINE)CHLOROGOLD;(TRI-TERT-BUTYLPHOSPHINE)GOLD(I) CHLORIDE;CHLORO(TRI-TERT-BUTYLPHOSPHINE)GOLD(I);CHLOROTRI-T-BUTYLPHOSPHINEGOLD(I) SC10726 (CAS 69550-28-3)
- Galanin Message Associated Peptide (1-41) amide trifluoroacetate salt (CAS 132699-74-2)
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 18665070610 / Nicole.chen@cato-chem.com