| CAS No. | 338792-11-3 |
| Molecular Formula | C16H12F5NO2 |
| Molecular Weight | 345.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 345.26 g/mol gives 2,2-Difluoro-N-(4-methylphenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,2-Difluoro-N-(4-methylphenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide (CAS 338792-11-3) is a high-purity analytical reference standard with the molecular formula C16H12F5NO2 and a molecular weight of 345.26 g/mol.
Structurally, 2,2-Difluoro-N-(4-methylphenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide (C16H12F5NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 345.26 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 2,2-Difluoro-N-(4-methylphenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide 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 | C16H12F5NO2 |
| Molecular Weight | 345.26 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |