1-(2-(4-Chlorophenyl)-2-oxoethyl)-3-(2,6-dichlorobenzyl)-2-methylpyridin-4(1H)-one CAS 866143-72-8
| CAS No. | 866143-72-8 |
| Molecular Formula | C21H16Cl3NO2 |
| Molecular Weight | 420.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-(2-(4-Chlorophenyl)-2-oxoethyl)-3-(2,6-dichlorobenzyl)-2-methylpyridin-4(1H)-one (CAS 866143-72-8), molecular formula C21H16Cl3NO2 and molecular weight 420.72 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(2-(4-Chlorophenyl)-2-oxoethyl)-3-(2,6-dichlorobenzyl)-2-methylpyridin-4(1H)-one (C21H16Cl3NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 420.72 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures 1-(2-(4-Chlorophenyl)-2-oxoethyl)-3-(2,6-dichlorobenzyl)-2-methylpyridin-4(1H)-one 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.
Physical & Chemical Properties
| Molecular Formula | C21H16Cl3NO2 |
| Molecular Weight | 420.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorophenyl Standards
- (E)-({4-[(3-chlorophenyl)methoxy]phenyl}methylidene)[(2,4-dichlorophenyl)methoxy]amine (CAS 477863-14-2)
- 2-[1-(4-Chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]-2-oxo-N-[4-(trifluoromethyl)phenyl]acetamide (CAS 866152-59-2)
- N-[(4-Chlorophenyl)methyl]-2-oxo-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2-dihydropyridine-3-carboxamide (CAS 338782-35-7)
- 2-(4-Chlorophenyl)-N-((dimethylamino)methylene)-2-(3-(trifluoromethyl)quinoxalin-2-yl)acetamide (CAS 338412-27-4)
- 2-((5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methoxy-4-nitrophenyl)acetamide (CAS 332160-29-9)
- 3-(4-((1-(4-Chlorophenyl)-3-methyl-1H-pyrazol-5-yl)methoxy)-3,5-difluorophenyl)-2-methylpropanoic acid (CAS 1224102-50-4)
- 2-(4-Chlorophenyl)-7-ethoxy-5-(4-nitrophenyl)-3H-benzo[e][1,2,4]triazepine (CAS 444159-02-8)
- (4-Chlorophenyl)(3-(1-((2-fluoro-[1,1'-biphenyl]-4-yl)oxy)ethyl)-1H-pyrazol-1-yl)methanone (CAS 477709-14-1)
Recommended Standards
- Ethyl 5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-4,6-dioxo-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-3-carboxylate (CAS 321433-48-1)
- Methyl 2-((1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-3-(trifluoromethyl)-1H-1,2,4-triazol-5-yl)thio)acetate (CAS 1823188-25-5)
- Butyl 2-(((dodecylthio)carbonothioyl)thio)-2-methylpropanoate (CAS 1034630-38-0)
- 4,4'-Dinonyl-2,2'-bithiazole (CAS 180729-91-3)
- Ulotaront (CAS 1310422-41-3)
- (2S,3R,4S,5R)-2-(4-aminophenoxy)tetrahydro-2H-pyran-3,4,5-triol (CAS 17306-95-5)
- (2S,3S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-hydroxy-3-phenylpropanoic acid (CAS 596096-27-4)
- 3-(1,1-Difluoroethyl)aniline (CAS 40788-05-4)
- Isoxazole-3-carboxylic acid (CAS 3209-71-0)
- (3,4-Dichlorophenyl)(2-(phenylamino)thiazol-5-yl)methanone (CAS 339008-00-3)
- 2-Amino-5-(methylsulfonyl)thiophene-3-carboxamide (CAS 1934583-88-6)
- 5-(4-Chlorophenyl)-1-[(2-fluorophenyl)methyl]-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 338423-53-3)
- N,N'-(1,4-Phenylene)bis(2,5-dichlorobenzamide) (CAS 548779-60-8)
- Cholecystokinin Octapeptide (desulfated) (H-2070.0005) (CAS 198483-36-2)
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