Pranoprofen Impurity 51 CAS CATO-C4X-181151
| CAS No. | CATO-C4X-181151 |
| Molecular Formula | C15H13NO5 |
| Molecular Weight | 287.27 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H13NO5, Pranoprofen Impurity 51 contains a flavonoid 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 287.27 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.
Pranoprofen Impurity 51 (CAS CATO-C4X-181151) is a certified pharmaceutical impurity reference standard with the molecular formula C15H13NO5 and a molecular weight of 287.27 g/mol.
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 Pranoprofen Impurity 51 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 | C15H13NO5 |
| Molecular Weight | 287.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 1 |
Related Pranoprofen Standards
- Pranoprofen Impurity 28 (CAS CATO-C4X-181128)
- Pranoprofen Impurity 71 (CAS CATO-C4X-181171)
- Pranoprofen Impurity 18 (CAS CATO-C4X-181118)
- Pranoprofen Impurity 83 (CAS CATO-C4X-181183)
- Pranoprofen Impurity 57 (CAS CATO-C4X-181157)
- Pranoprofen Impurity 17 (CAS CATO-C4X-181117)
- Pranoprofen Impurity 64 (CAS CATO-C4X-181164)
- Pranoprofen Impurity 68 (CAS CATO-C4X-181168)
Recommended Standards
- Eltrombopag Impurity 81 (CAS CATO-C4X-119881)
- Lenalidomide Impurity 5 (CAS 2197414-56-3)
- CAS 444287-40-5 (CAS 444287-40-5)
- Cytarabine Impurity 33 (CAS CATO-C4X-200533)
- Flomoxef Impurity 35 (CAS CATO-C4X-138235)
- Argatroban Impurity 59 (CAS CATO-C4X-100759)
- Sacubitril impurity 51 (CAS CATO-C4X-280951)
- 3-Deoxy-3-fluoro-D-myo-inositol (CAS 120444-24-8)
- Methyl 3-(2-Pyridyl)propanoate (CAS 28819-26-3)
- 3-(Phthalimidomethylcarbonyl)-1-tosylpyrrole (CAS 1400644-83-8)
- 2-(3-Fluorophenyl)ethane-1-thiol (CAS 1099665-55-0)
- 1,3-Dimethyldihydropyrimidine-2,4,5(3H)-trione (CAS 20406-86-4)
- Ethyl 2-bromo-4-propylthiazole-5-carboxylate (CAS 81569-55-3)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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