| CAS No. | CATO-C4X-144422 |
| Molecular Formula | C25H31FO2 |
| Molecular Weight | 382.51 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 382.51 g/mol gives Flurbiprofen Impurity 22(Mixture of Diastereomers) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Flurbiprofen Impurity 22(Mixture of Diastereomers) (CAS CATO-C4X-144422), a pharmacopoeial impurity reference standard (molecular formula C25H31FO2, MW 382.51 g/mol) used for the identification and quantification of trace impurities in APIs.
Based on its molecular formula C25H31FO2, Flurbiprofen Impurity 22(Mixture of Diastereomers) contains a steroid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 382.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 Flurbiprofen Impurity 22(Mixture of Diastereomers) 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.
| Molecular Formula | C25H31FO2 |
| Molecular Weight | 382.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | F-containing |