Clobetasol Propionate Impurity 12 CAS 3109-01-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 3109-01-1 |
| Molecular Formula | C20H25FO3 |
| Molecular Weight | 332.41 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Clobetasol Propionate Impurity 12 (CAS 3109-01-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H25FO3. Molecular weight: 332.41 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H25FO3 |
| Molecular Weight | 332.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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.) | 1957 |
| Halogen Content | F-containing |
Related Clobetasol Standards
- Clobetasol Propionate Impurity 23 (CAS CATO-C4X-159223)
- Clobetasol Propionate Related Compound 1 (CAS 61618-89-1)
- Clobetasol Propionate EP Impurity F (CAS 2412496-00-3)
- Clobetasol Propionate EP Impurity B (CAS 1356190-17-4)
- Clobetasol Propionate EP Impurity G (CAS 25122-41-2)
- Clobetasol Propionate Impurity 20 (CAS CATO-C4X-159220)
- Clobetasol-d5 (CAS CATO-CCAD303553)
- Clobetasol Propionate EP Impurity H (CAS 4351-48-8)
Recommended Standards
- Dexamethasone Impurity 92 (CAS 2285-53-2)
- 1-[(4-Methylsulfonyl)naphth-1-yl]piperidine-4-carboxamide (CAS 1000018-32-5)
- Dexamethasone Impurity 25 (CAS 1880-61-1)
- LCZ-696 Impurity 34 (CAS 149690-12-0;752174-62-2（free base）)
- Tramadol Impurity 18 (CAS 22204-88-2)
- 1025649-82-4 3-((4-(2-Aza-2-methoxy-1-methylvinyl)phenyl)amino)-2-(2,2-dimethylpropanoyl)prop-2-enenitrile MFCD00129258 (CAS 1025649-82-4)
- Benzyl 2-(2-methylpyridin-3-yl)pyrrolidine-1-carboxylate (CAS 1352532-66-1)
- 3,3-Difluorocyclobutane-1-carbaldehyde (CAS 1246765-49-0)
- 5-formylthiophene-3-carboxylic acid (CAS 89324-44-7)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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