Ketoprofen Impurity 53 CAS 1420774-68-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1420774-68-0 |
| Molecular Formula | C11H12O5 |
| Molecular Weight | 224.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ketoprofen Impurity 53 (CAS 1420774-68-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12O5. Molecular weight: 224.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12O5 |
| Molecular Weight | 224.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Ketoprofen Standards
- Ketoprofen EP Impurity A (CAS 66067-44-5)
- Ketoprofen Impurity 114 (CAS 32388-73-1)
- Ketoprofen Impurity 82 (CAS CATO-C4X-147182)
- Ketoprofen Impurity 85 (CAS CATO-C4X-147185)
- Ketoprofen impurity 75 (CAS 319482-67-2)
- Ketoprofen EP Impurity I (CAS 21288-34-6)
- Ketoprofen Impurity 108 (CAS CATO-C4X-1471108)
- Ketoprofen Impurity 109 (CAS CATO-C4X-1471109)
Recommended Standards
- Metoclopramide Impurity 67 (CAS CATO-C4X-141567)
- Propofol Impurity 34 (CAS 40946-46-1)
- Rivastigmine Impurity 19 (CAS CATO-C4X-138419)
- Semaglutide impurity 96 (CAS CATO-C4X-222696)
- Drospirenone EP Impurity G (CAS 932388-90-4)
- 5-(2-Iodopropan-2-yl)oxazolidin-2-one (CAS 1397293-44-5)
- 2-(5-Fluoro-2-methoxypyridin-4-yl)acetic acid (CAS 1227515-50-5)
- 2-(4-Chlorobenzoyl)-4-methylpyridine (CAS 1187165-34-9)
- 1-(Naphthalen-1-yl)butan-1-one (CAS 2876-62-2)
- Semaglutide Impurity 162 (x TFA Salt) (CAS CATO-C4X-2226162)
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