Ketoprofen EP Impurity H CAS 5689-33-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 5689-33-8 |
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ketoprofen EP Impurity H (CAS 5689-33-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H7NO2. Molecular weight: 161.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Ketoprofen Standards
- Ketoprofen Impurity 13 (CAS 772-54-3)
- Ketoprofen Impurity 40 (CAS 28310-25-0)
- Ketoprofen Impurity 37 (CAS 18908-59-3)
- Ketoprofen Impurity 41 (CAS 68432-92-8)
- Ketoprofen Impurity 42 (CAS 76469-88-0)
- Ketoprofen EP Impurity G (CAS 5537-71-3)
- Ketoprofen Impurity 72 (CAS CATO-C4X-147172)
- Ketoprofen Impurity 62 (CAS 333991-43-8)
Recommended Standards
- Isavuconazole Impurity 58 (CAS 36776-32-6)
- Indacaterol Impurity 4 (CAS 15450-76-7)
- Ramosetron Impurity 10 (CAS 2058-74-4)
- Mianserin Impurity 107 (CAS CATO-C4X-1369107)
- Cinacalcet impurity 87 (CAS CATO-C4X-105987)
- 1-(2,4-Dichlorophenyl)-3,3-dimethylazetidin-2-one (CAS 280562-66-5)
- 4,4'-(5,6-Dimethylbenzo[c][1,2,5]thiadiazole-4,7-diyl)dibenzoic acid (CAS 2758181-33-6)
- 8-prop-1-ynyl-2,3-dihydro-1H-quinolin-4-one (CAS 2613135-52-5)
- 2-(Difluoromethyl)-5-fluoro-3-hydroxy-4-nitropyridine (CAS 1804425-06-6)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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