| CAS No. | 331632-62-3 |
| Molecular Formula | C19H9ClF5NO2 |
| Molecular Weight | 413.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 413.73 g/mol gives N1-[3-(2,3,4,5,6-pentafluorophenoxy)phenyl]-4-chlorobenzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N1-[3-(2,3,4,5,6-pentafluorophenoxy)phenyl]-4-chlorobenzamide (CAS 331632-62-3), molecular formula C19H9ClF5NO2 and molecular weight 413.73 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N1-[3-(2,3,4,5,6-pentafluorophenoxy)phenyl]-4-chlorobenzamide (C19H9ClF5NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 413.73 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.
As a certified reference material (CRM), N1-[3-(2,3,4,5,6-pentafluorophenoxy)phenyl]-4-chlorobenzamide 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 | C19H9ClF5NO2 |
| Molecular Weight | 413.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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/Cl-containing |
| Nitrogen Atoms | 1 |