| CAS No. | 400089-27-2 |
| Molecular Formula | C19H11Cl2FN2O |
| Molecular Weight | 373.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
1-[(2-Chloro-6-fluorophenyl)methyl]-6-(4-chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 400089-27-2), molecular formula C19H11Cl2FN2O and molecular weight 373.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-[(2-Chloro-6-fluorophenyl)methyl]-6-(4-chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (C19H11Cl2FN2O) 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 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 373.21 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 1-[(2-Chloro-6-fluorophenyl)methyl]-6-(4-chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile 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 | C19H11Cl2FN2O |
| Molecular Weight | 373.21 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |