Montelukast Impurity 44 CAS 2365398-66-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2365398-66-7 |
| Molecular Formula | C34H36ClNOS |
| Molecular Weight | 542.17 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Montelukast Impurity 44 (CAS 2365398-66-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C34H36ClNOS. Molecular weight: 542.17 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C34H36ClNOS |
| Molecular Weight | 542.17 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Montelukast Standards
- Montelukast Impurity 43 (CAS 2365398-67-8)
- Montelukast Impurity 12 (CAS 807638-71-7)
- Montelukast Impurity 58 (CAS CATO-C4X-103158)
- Montelukast Impurity C167 (CAS 866923-62-8)
- Montelukast EP Impurity B (CAS 918972-54-0)
- Montelukast EP Impurity F (CAS 937275-23-5)
- Montelukast Impurity 4 (CAS 1772578-77-4)
- Montelukast Impurity 2 (CAS CATO-C4X-10312)
Recommended Standards
- 2,2'-Dibromobianthrone (CAS 34316-54-6)
- Ceritinib Impurity 11 (CAS CATO-C4X-104811)
- 4-([1,1'-Biphenyl]-4-yl)-6-(3,5-dibromophenyl)-2-phenylpyrimidine (CAS 1393350-29-2)
- Allopurinol EP Impurity C (CAS 1346604-13-4)
- Lansoprazole Impurity 60 (CAS CATO-C4X-111360)
- 2-Ethyl-3-methylmaleic Anhydride-d3 (CAS 1346599-26-5)
- 4,6,8-Trimethylquinolin-2(1H)-one (CAS 42414-28-8)
- Methyl 5-(benzylsulfanyl)-1,3-thiazole-4-carboxylate (CAS 89502-06-7)
- 5-Chloro-6-fluoro-1H-indole-2-carboxylic acid (CAS 169674-55-9)
- RGD-targeted Proapoptotic Peptide trifluoroacetate salt (CAS 2243207-09-0)
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