Ketoconazole N-Oxide (and enantiomer) CAS 254912-65-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 254912-65-7 |
| Molecular Formula | C26H28Cl2N4O5 |
| Molecular Weight | 547.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Ketoconazole N-Oxide (and enantiomer) (CAS 254912-65-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C26H28Cl2N4O5. Molecular weight: 547.43 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C26H28Cl2N4O5 |
| Molecular Weight | 547.43 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Ketoconazole Standards
- Ketoconazole N-Oxide (CAS 1392277-16-5)
- (+)-Ketoconazole (CAS 142128-59-4)
- Ketoconazole impurity 33 (CAS CATO-C4X-147233)
- Ketoconazole-d8 (CAS 1217706-96-1)
- Ketoconazole EP Impurity C (and enantiomer) (CAS 83374-59-8)
- Ketoconazole (CAS 65277-42-1)
- Ketoconazole Impurity 26 (CAS CATO-C4X-147226)
- Ketoconazole EP Impurity A (and enantiomer) (CAS 254912-63-5)
Recommended Standards
- Bis(2-chlorophenyl) 9H-fluorene-2,7-disulfonate (CAS 302904-41-2)
- N-((4-(4-Bromophenyl)-5-((2-oxo-2-(thiazol-2-ylamino)ethyl)thio)-4H-1,2,4-triazol-3-yl)methyl)-2-fluorobenzamide (CAS 391899-00-6)
- Pranoprofen Impurity 48 (CAS CATO-C4X-181148)
- 2,3-Dihydro-1H-pyrrolizin-5(6H)-one (CAS 113727-94-9)
- 2-Hydroxy-N-(4-iodophenyl)acetamide (CAS 926209-17-8)
- tert-butyl cis-N-[[(1S,2R)-2-(hydroxymethyl)cyclopropyl]methyl]carbamate (CAS 167255-49-4)
- Morpholin-3-yl-morpholin-4-yl-methanone (CAS 1316219-03-0)
- 4-(3-Cyanobenzoyl)quinoline (CAS 1706451-70-8)
- 1-(4-(Benzyloxy)-6-methoxybenzofuran-2-yl)ethan-1-one (CAS 1476847-51-4)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
Why CATO?
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