Clotrimazole EP Impurity A CAS 66774-02-5
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 66774-02-5 |
| Molecular Formula | C19H15ClO |
| Molecular Weight | 294.77 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Clotrimazole EP Impurity A (CAS 66774-02-5) pharmacopoeial impurity standards reference standard. Molecular formula: C19H15ClO. Molecular weight: 294.77 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C19H15ClO |
| Molecular Weight | 294.77 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
Related Clotrimazole Standards
- Clotrimazole Impurity 16 (CAS 6922-89-0)
- Clotrimazole Impurity 21 (CAS 29647-82-3)
- Clotrimazole Impurity 1 (CAS 968-39-8)
- Clotrimazole Impurity 17 (CAS 717109-42-7)
- Clotrimazole Impurity 8 (CAS CATO-C4X-15698)
- Clotrimazole EP Impurity F (CAS 15469-97-3)
- Clotrimazole Impurity 27 (CAS 56153-60-7)
- Clotrimazole Impurity 20 (CAS 27023-37-6)
Recommended Standards
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- 7-Cyclopropyl-2,7-diazaspiro[3.5]nonane (dihydrochloride) (CAS 1415562-71-8)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
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