Ketoprofen Impurity 95 CAS CATO-C4X-147195
| CAS No. | CATO-C4X-147195 |
| Molecular Formula | C29H31NO4 |
| Molecular Weight | 457.56 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C29H31NO4, Ketoprofen Impurity 95 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 457.56 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a process- or degradation-related impurity, Ketoprofen Impurity 95 (CAS CATO-C4X-147195, C29H31NO4) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Ketoprofen Impurity 95 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C29H31NO4 |
| Molecular Weight | 457.56 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | ≥95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 1 |
Related Ketoprofen Standards
- Ketoprofen Impurity 89 (CAS CATO-C4X-147189)
- Ketoprofen Impurity 90 (CAS CATO-C4X-147190)
- Ketoprofen Impurity 97 (CAS CATO-C4X-147197)
- Ketoprofen Impurity 92 (CAS CATO-C4X-147192)
- Ketoprofen Impurity 83 (CAS CATO-C4X-147183)
- Ketoprofen Impurity 84 (CAS CATO-C4X-147184)
- (R)-Ketoprofen β-D-glucuronide (CAS 140148-25-0)
- (S)-Ketoprofen β-D-glucuronide (CAS 140148-26-1)
Recommended Standards
- Bambuterol Impurity 6 (CAS CATO-C4X-27466)
- NH-bis-PEG5 (CAS 63721-06-2)
- Trifarotene Impurity 3 (CAS CATO-C4X-31323)
- Fmoc-S-3-amino-4-(4-tert-butylphenyl)-butyric acid (CAS 403661-86-9)
- Pioglitazone Impurity 02 (CAS 101931-00-4)
- Labetalol Impurity 62 (CAS CATO-C4X-246662)
- Glutamic acid impurity 7 (CAS CATO-C4X-28627)
- 2-{benzyl[(5E)-5-[(naphthalen-1-yl)methylidene]-4-oxo-4,5-dihydro-1,3-thiazol-2-yl]amino}acetic acid (CAS 866050-97-7)
- Orexin B(mouse, rat) (CAS 202801-92-1)
- 3-((5-Amino-4H-1,2,4-triazol-3-yl)amino)thietane 1,1-dioxide (CAS 1858890-66-0)
- 3,5-Dibromo-2-fluorobenzyl chloride (CAS 1806354-68-6)
- Sibutramine Hydrochloride (CAS 84485-00-7)
- 4-Chloro-6-cyclobutoxypyrimidin-5-amine (CAS 1340449-16-2)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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 18665070610 / Nicole.chen@cato-chem.com