1-(6-methoxy-2-naphthyl)-3-[4-(trifluoromethyl)phenyl]prop-2-en-1-one CAS 258518-47-7
| CAS No. | 258518-47-7 |
| Molecular Formula | C21H15F3O2 |
| Molecular Weight | 356.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
1-(6-methoxy-2-naphthyl)-3-[4-(trifluoromethyl)phenyl]prop-2-en-1-one (CAS 258518-47-7) is a high-purity analytical reference standard with the molecular formula C21H15F3O2 and a molecular weight of 356.34 g/mol.
Based on its molecular formula C21H15F3O2, 1-(6-methoxy-2-naphthyl)-3-[4-(trifluoromethyl)phenyl]prop-2-en-1-one 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 356.34 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.
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.
Physical & Chemical Properties
| Molecular Formula | C21H15F3O2 |
| Molecular Weight | 356.34 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 |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
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