| CAS No. | 586331-57-9 |
| Molecular Formula | C20H16INO |
| Molecular Weight | 413.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 413.25 g/mol gives N-(2-iodophenyl)-2,2-diphenylacetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(2-iodophenyl)-2,2-diphenylacetamide (CAS 586331-57-9), molecular formula C20H16INO and molecular weight 413.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H16INO, N-(2-iodophenyl)-2,2-diphenylacetamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 413.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), N-(2-iodophenyl)-2,2-diphenylacetamide 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 | C20H16INO |
| Molecular Weight | 413.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |