| CAS No. | 338769-97-4 |
| Molecular Formula | C19H14ClF3N4O4 |
| Molecular Weight | 454.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of Ethyl N-[(2Z)-2-{[(3-chloro-4-{[5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)amino]methylidene}-2-cyanoacetyl]carbamate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies Ethyl N-[(2Z)-2-{[(3-chloro-4-{[5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)amino]methylidene}-2-cyanoacetyl]carbamate (CAS 338769-97-4), a certified reference material (molecular formula C19H14ClF3N4O4, MW 454.79 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H14ClF3N4O4, Ethyl N-[(2Z)-2-{[(3-chloro-4-{[5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)amino]methylidene}-2-cyanoacetyl]carbamate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 454.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Ethyl N-[(2Z)-2-{[(3-chloro-4-{[5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)amino]methylidene}-2-cyanoacetyl]carbamate 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 | C19H14ClF3N4O4 |
| Molecular Weight | 454.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 | F/Cl-containing |
| Nitrogen Atoms | 4 |