| CAS No. | 400077-77-2 |
| Molecular Formula | C21H19ClN2O3 |
| Molecular Weight | 382.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
CATO manufactures 1-(2-Chlorobenzyl)-N-(4-ethoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide 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.
1-(2-Chlorobenzyl)-N-(4-ethoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 400077-77-2), molecular formula C21H19ClN2O3 and molecular weight 382.84 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 1-(2-Chlorobenzyl)-N-(4-ethoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 382.84 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
| Molecular Formula | C21H19ClN2O3 |
| Molecular Weight | 382.84 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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 | Cl-containing |
| Nitrogen Atoms | 2 |