| CAS No. | 581-83-9 |
| Molecular Formula | C16H11F3O2 |
| Molecular Weight | 292.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Based on its molecular formula C16H11F3O2, 1-([1,1'-Biphenyl]-4-yl)-4,4,4-trifluorobutane-1,3-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 292.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-([1,1'-Biphenyl]-4-yl)-4,4,4-trifluorobutane-1,3-dione (CAS 581-83-9) is a high-purity analytical reference standard with the molecular formula C16H11F3O2 and a molecular weight of 292.25 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 1-([1,1'-Biphenyl]-4-yl)-4,4,4-trifluorobutane-1,3-dione 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 | C16H11F3O2 |
| Molecular Weight | 292.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |