1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one CAS 338965-61-0
| CAS No. | 338965-61-0 |
| Molecular Formula | C20H16Cl2FNO2 |
| Molecular Weight | 392.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 392.25 g/mol gives 1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one (CAS 338965-61-0), a certified reference material (molecular formula C20H16Cl2FNO2, MW 392.25 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H16Cl2FNO2, 1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one contains a steroid 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 392.25 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), 1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one 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.
Physical & Chemical Properties
| Molecular Formula | C20H16Cl2FNO2 |
| Molecular Weight | 392.25 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 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichlorophenyl Standards
- 2-{[(3,4-dichlorophenyl)carbamoyl]amino}-3-(1h-indol-3-yl)propanoic acid (CAS 1396965-73-3)
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- 1-(5-(2,4-Dichlorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-2-(pyrrolidin-1-yl)ethan-1-one (CAS 1016416-91-3)
- (2E)-3-{4-[(2,4-dichlorophenyl)methoxy]phenyl}-1-(morpholin-4-yl)prop-2-en-1-one (CAS 477888-73-6)
- N-(2,4-Dichlorophenyl)-5-methyl-1-(4-nitrophenyl)-1H-1,2,4-triazole-3-carboxamide (CAS 306977-09-3)
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Recommended Standards
- (3-(4-(Pyren-1-yl)butanoyl)phenyl)boronic acid (CAS 849611-34-3)
- 2-((2-(Acridin-9-yl)hydrazono)methyl)-4-bromophenol (CAS 94355-82-5)
- Disperse Orange 37 (CAS 13301-61-6)
- 2-(4-Bromophenyl)-3,4-diphenylisoxazol-5(2H)-one (CAS 90283-19-5)
- 3-Chloro-N-methyl-N-(1H-pyrrol-1-yl)-5-(trifluoromethyl)pyridin-2-amine (CAS 338400-00-3)
- 1-(4-Chloroquinolin-2-yl)-2-(methylamino)ethanone (CAS 90173-70-9)
- 5-chloro-3-(2-chlorophenyl)-2,1-benzisoxazole (CAS 77792-52-0)
- 3-Ethoxy-2,2-dimethylcyclobutan-1-ol (CAS 13338-72-2)
- 2-Tert-Butylphenol (CAS 88-18-6)
- Propionaldehyde-2，2-d2 (CAS 39493-21-5)
- 2-Hydroxy-5-methylphenylboronic Acid (CAS 259209-21-7)
- 2-((4-Amino-9,10-dioxo-3-sulfo-9,10-dihydroanthracen-1-yl)amino)-4-((2-(sulfooxy)ethyl)sulfonyl)benzoic acid (CAS 20640-71-5)
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((4-ethyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 573696-56-7)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
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