Keto Diclofenac Sodium Salt CAS 70757-34-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 70757-34-5 |
| Molecular Formula | C14H8Cl2NO3 Na |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Keto Diclofenac Sodium Salt (CAS 70757-34-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H8Cl2NO3 Na. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H8Cl2NO3 Na |
| Molecular Weight | 332.11 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 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Keto Standards
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- 23-Keto Nemadectin (Desmethoxyamino Moxidectin) (CAS 112124-81-9)
- 15-Keto Bimatoprost (CAS 1163135-96-3)
- Methyl-3-keto-5β-cholan-24-oate (CAS 1173-32-6)
- 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt (CAS 1173018-24-0)
- 6-Keto Cholestanol (CAS 1175-06-0)
- 3-Keto Valproic Acid Sodium Salt (CAS 1184991-15-8)
Recommended Standards
- Rimegepant Impurity 47 (CAS CATO-C4X-248747)
- Clomipramine Impurity 9 (CAS CATO-C4X-12659)
- 2-(6-methyloxan-2-yl)acetonitrile (CAS 343868-07-5)
- 2-Chloro-2-(3,4-dimethoxyphenyl)acetonitrile (CAS 28750-77-8)
- 2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-hydroxybenzoic acid (CAS 340309-41-3)
- 6-Bromo-5-(difluoromethyl)-4-nitropyridin-3-ol (CAS 1806072-65-0)
- C-Peptide (human) (CAS 33017-11-7)
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