Aceclofenac Impurity 11 CAS 2517857-21-3
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2517857-21-3 |
| Molecular Formula | C20H22Cl2N2O2 |
| Molecular Weight | 393.31 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Aceclofenac Impurity 11 (CAS 2517857-21-3) pharmacopoeial impurity standards reference standard. Molecular formula: C20H22Cl2N2O2. Molecular weight: 393.31 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H22Cl2N2O2 |
| Molecular Weight | 393.31 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 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Aceclofenac Standards
- Aceclofenac Ethyl (EsterAceclofenac EP Impurity E) (CAS 139272-67-6)
- Aceclofenac tert-Butyl Ester (CAS 139272-68-7)
- Aceclofenac EP Impurity G (CAS 1215709-75-3)
- Aceclofenac Impurity 12 (CAS CATO-C4X-153112)
- Aceclofenac Impurity 17 (CAS CATO-C4X-153117)
- Aceclofenac Methyl Ester (Aceclofenac EP Impurity D) (CAS 139272-66-5)
- Aceclofenac 13C2 D4 (CAS 1795019-63-4)
- Aceclofenac Impurity 16 (CAS CATO-C4X-153116)
Recommended Standards
- Betamethasone Impurity 136 (CAS CATO-C4X-1437136)
- ORALITH BRILLIANT PINK R (CAS 2379-74-0)
- 2-Methylthioadenosine 5-monophosphate (CAS 22140-20-1)
- Minoxidil Impurity 15 (CAS CATO-C4X-170015)
- Tofacitinib Impurity 219 (CAS CATO-C4X-1079219)
- N-((3R,4R)-3-methoxytetrahydro-2H-pyran-4-yl)piperidin-4-amine dihydrochloride (CAS 1232063-16-9)
- N-isopentyl-2,2-dimethylthietan-3-amine (CAS 1855776-08-7)
- 4-(3-Allylthioureido)benzoic acid (CAS 1142-29-6)
- tert-butyl 4-(mercaptomethyl)piperidine-1-carboxylate (CAS 581060-27-7)
- Hexapeptide-9 (CAS 885024-94-2)
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