Ketoconazole CAS 65277-42-1
Purity >95%In StockPharmaceutical Standards
| CAS No. | 65277-42-1 |
| Molecular Formula | C26H28Cl2N4O4 |
| Molecular Weight | 531.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ketoconazole (CAS 65277-42-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H28Cl2N4O4. Molecular weight: 531.43 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C26H28Cl2N4O4 |
| Molecular Weight | 531.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Ketoconazole Standards
- Ketoconazole EP Impurity C (and enantiomer) (CAS 83374-59-8)
- Ketoconazole Impurity 26 (CAS CATO-C4X-147226)
- Ketoconazole EP Impurity A (and enantiomer) (CAS 254912-63-5)
- Ketoconazole-d8 (CAS 1217706-96-1)
- Ketoconazole impurity 33 (CAS CATO-C4X-147233)
- Ketoconazole impurity 27 (CAS CATO-C4X-147227)
- Ketoconazole N-Oxide (and enantiomer) (CAS 254912-65-7)
- Ketoconazole N-Oxide (CAS 1392277-16-5)
Recommended Standards
- Levofolinate Impurity 18 (CAS CATO-C4X-133518)
- tert-butyl 4-(2-iodo-1-(2-phenyl-1H-benzo[d]imidazol-1-yl)ethyl)piperidine-1-carboxylate (CAS 2444540-38-7)
- Calcium folinate Impurity 11 (CAS CATO-C4X-224111)
- Pyrrolo[1,2-c]pyrimidin-1(2H)-one (CAS 223432-96-0)
- N-(5-benzoyl-2-hydroxybenzyl)-2-chloroacetamide (CAS 345990-66-1)
- 1-Methyl-3-phenyl-1,4,6,7-tetrahydroimidazo[2,1-c][1,2,4]triazine (CAS 62638-35-1)
- 5-(3-Bromothiophen-2-yl)-1H-pyrazole (CAS 166196-68-5)
- 2-((4-((2-Hydroxybenzyl)amino)phenyl)thio)-N-(3-nitrophenyl)acetamide (CAS 763108-19-6)
- 2-Chloropyrido[4,3-d]pyrimidin-5(6H)-one (CAS 1393570-12-1)
- α Bag Cell Peptide (1-9) (CAS 87549-52-8)
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