| CAS No. | 2606917-44-4 |
| Molecular Formula | C15H15F2O2P |
| Molecular Weight | 296.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of (Difluoromethyl)bis(4-methoxyphenyl)phosphane is closely related to organophosphorus functionality, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(Difluoromethyl)bis(4-methoxyphenyl)phosphane (CAS 2606917-44-4) is a high-purity analytical reference standard with the molecular formula C15H15F2O2P and a molecular weight of 296.25 g/mol.
Based on its molecular formula C15H15F2O2P, (Difluoromethyl)bis(4-methoxyphenyl)phosphane contains organophosphorus functionality, 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 296.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
As a certified reference material (CRM), (Difluoromethyl)bis(4-methoxyphenyl)phosphane meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C15H15F2O2P |
| Molecular Weight | 296.25 g/mol |
| Appearance | Off-white to pale 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | F-containing |