Diclofenac sodium Impurity 48 CAS 66156-75-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 66156-75-0 |
| Molecular Formula | C14H9Cl2NO3 |
| Molecular Weight | 310.13 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Diclofenac sodium Impurity 48 (CAS 66156-75-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9Cl2NO3. Molecular weight: 310.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9Cl2NO3 |
| Molecular Weight | 310.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Diclofenac Standards
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- Diclofenac Impurity 42 (CAS 944251-06-3)
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- Diclofenac Impurity 23 (CAS CATO-C4X-105123)
- Diclofenac impurity f (CAS 124426-56-8)
- Diclofenac sodium Impurity 37 (CAS 15308-01-7)
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- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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