Ketoconazole Impurity 23 CAS 29098-85-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 29098-85-9 |
| Molecular Formula | C12H7Cl3O2 |
| Molecular Weight | 289.54 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ketoconazole Impurity 23 (CAS 29098-85-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H7Cl3O2. Molecular weight: 289.54 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H7Cl3O2 |
| Molecular Weight | 289.54 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
Related Ketoconazole Standards
- Ketoconazole Impurity 24 (CAS CATO-C4X-147224)
- Ketoconazole Impurity 21 (CAS 129643-72-7)
- Ketoconazole Impurity 22 (CAS CATO-C4X-147222)
- Ketoconazole Impurity 25 (CAS CATO-C4X-147225)
- Ketoconazole Impurity 7 (CAS 172032-21-2)
- Ketoconazole Impurity 19 (CAS CATO-C4X-147219)
- Ketoconazole Impurity 10 (CAS 61441-65-4)
- Ketoconazole Impurity 11 (CAS 84682-23-5)
Recommended Standards
- 6W8Q307P10 74595-94-1 2,4,6-Triisobutyl-5,6-dihydro-4H-1,3,5-dithiazine UNII-6W8Q307P10 FEMA No. 4017 4H-1,3,5-Dithiazine, dihydro-2,4,6-tris(2-methylpropyl)- (CAS 74595-94-1)
- 5-Chloro-2-(3,4-dichlorophenoxy)phenol (CAS 3380-33-4)
- Triclosan (CAS 3380-34-5)
- Rotigotine EP Impurity K (CAS 51927-48-1)
- Erdafitinib Impurity 13 (CAS 1346244-83-4)
- N4,N4'-Diethyl-[1,1'-biphenyl]-4,4'-diamine (CAS 6290-86-4)
- 1-(4-Methoxyphenyl)-2-(pyrrolidin-1-ylimino)ethanone (CAS 25555-21-9)
- N1-Butyl-4-(trifluoromethyl)benzene-1,2-diamine (CAS 320406-61-9)
- 2-(2-Bromoacetamido)benzoic acid (CAS 5979-85-1)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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