4-(3-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-one CAS 59698-68-9
| CAS No. | 59698-68-9 |
| Molecular Formula | C16H9Cl2NO2 |
| Molecular Weight | 318.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 318.15 g/mol gives 4-(3-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-(3-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-one (CAS 59698-68-9), a certified reference material (molecular formula C16H9Cl2NO2, MW 318.15 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H9Cl2NO2, 4-(3-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 318.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(3-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-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 | C16H9Cl2NO2 |
| Molecular Weight | 318.15 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.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorobenzylidene Standards
- 4-(2-Chlorobenzylidene)-2-(4-chlorophenyl)oxazol-5(4H)-one (CAS 120872-88-0)
- 4-(4-Chlorobenzylidene)-2-(2-chlorophenyl)oxazol-5(4H)-one (CAS 89242-34-2)
- 2-((2-Chlorobenzylidene)amino)-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carbonitrile (CAS 331962-70-0)
- (5E)-5-(2-Chlorobenzylidene)-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 15985-15-6)
- (5E)-5-(3-Chlorobenzylidene)-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 41534-90-1)
- 2-(2-Chlorobenzylidene)benzo[4,5]imidazo[2,1-b]thiazol-3(2H)-one (CAS 23983-05-3)
- 2-(3-Chlorobenzylidene)benzo[4,5]imidazo[2,1-b]thiazol-3(2H)-one (CAS 41776-77-6)
- Ethyl 3-(2-chlorobenzylidene)-3H-indole-2-carboxylate (CAS 85137-89-9)
Recommended Standards
- 2-Iodo-4-morpholinomethylaniline, 97% (CAS 388121-90-2)
- 1,1-Diethyl-3-(4-iodophenyl)urea (CAS 25434-10-0)
- 5,8-Dichloro-2-phenylquinoline-4-carboxylic Acid (CAS 433240-82-5)
- (4Z)-4-[(2,4-Dichlorophenyl)methylidene]-2-phenyl-4,5-dihydro-1,3-oxazol-5-one (CAS 57427-81-3)
- (S)-Methyl 2-((S)-2-amino-4-methylpentanamido)-3-phenylpropanoate 2,2,2-trifluoroacetate (CAS 90072-18-7)
- 4-Methoxy-2-methyl-1-methylsulfanylbenzene (CAS 22583-04-6)
- TSI-01 (CAS 704878-75-1)
- (4-chloro-5-methyl-2-pyridyl)methanol (CAS 882679-13-2)
- (1r)-1-(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)ethan-1-ol (CAS 1372906-68-7)
- 5-Ethynyl-6-methylnicotinic acid (CAS 1824300-16-4)
- Paracetamol EP Impurity I (CAS 118-93-4)
- (2S)-N-methylmorpholine-2-carboxamide (CAS 1841091-38-0)
- 4-Chloro-6-methyl-2-(pyrimidin-2-yl)pyrimidine (CAS 1153093-46-9)
- Tetrapeptide-3 (CAS 827306-97-8)
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