(4E)-3-(Chloromethyl)-4-(2,4-dichlorobenzylidene)-isoxazol-5(4H)-one 1142199-00-5 9225AC C11H6Cl3NO2 CAS 1142199-00-5
| CAS No. | 1142199-00-5 |
| Molecular Formula | C11H6Cl3NO2 |
| Molecular Weight | 290.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H6Cl3NO2, (4E)-3-(Chloromethyl)-4-(2,4-dichlorobenzylidene)-isoxazol-5(4H)-one 1142199-00-5 9225AC C11H6Cl3NO2 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 290.53 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies (4E)-3-(Chloromethyl)-4-(2,4-dichlorobenzylidene)-isoxazol-5(4H)-one 1142199-00-5 9225AC C11H6Cl3NO2 (CAS 1142199-00-5), a certified reference material (molecular formula C11H6Cl3NO2, MW 290.53 g/mol) for analytical method development and quality control.
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 (4E)-3-(Chloromethyl)-4-(2,4-dichlorobenzylidene)-isoxazol-5(4H)-one 1142199-00-5 9225AC C11H6Cl3NO2 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 | C11H6Cl3NO2 |
| Molecular Weight | 290.53 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, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related E Standards
- (4E)-3-(Chloromethyl)-4-(2,3-dichlorobenzylidene)-isoxazol-5(4H)-one 1142198-98-8 9224AC C11H6Cl3NO2 (CAS 1142198-98-8)
- (4E)-3-(Chloromethyl)-4-(2,6-dichlorobenzylidene)-isoxazol-5(4H)-one 1142199-01-6 (CAS 1142199-01-6)
- 5-(Chloromethyl)-3-(4-(difluoromethoxy)-3-methoxyphenyl)-1,2,4-oxadiazole (CAS 852399-92-9)
- (4E)-3-(Chloromethyl)-4-[(5-methoxy-1H-indol-3-yl)methylene]isoxazol-5(4H)-one (CAS 1142199-58-3)
- 2-(Chloromethyl)-5-(4-methylphenyl)-3h,4h-thieno[2,3-d]pyrimidin-4-one (CAS 571155-99-2)
- 5-(Chloromethyl)-3-(4-(piperidin-1-ylmethyl)phenyl)isoxazole (CAS 1105060-10-3)
- 7-(Chloromethyl)-12-methyltetraphene (CAS 13345-62-5)
- 6-(Chloromethyl)-2-(5-(trifluoromethyl)pyridin-2-yl)pyrimidin-4-ol (CAS 266679-42-9)
Recommended Standards
- 6-Bromo-4-chloro-3-fluoro-2-methoxyquinoline (CAS 2074702-98-8)
- ((2,2,2-Trichloroethoxy)carbonyl)-L-proline (CAS 37888-34-9)
- 2-Bromo-4-chloro-6-cyclopropoxy-3-fluorobenzonitrile (CAS 2629317-94-6)
- 1-[(2,2,2-Trichloroethoxy)carbonyl]pyrrolidine-2-carboxylicacid (CAS 347386-09-8)
- 4-Methyl-2-propyl-1H-benzo[d]imidazole-6-carbonitrile (CAS 153036-72-7)
- 5-Fluoro-2-((3-methylbutan-2-yl)amino)benzonitrile (CAS 1405012-91-0)
- 2-Amino-6-chloroisonicotinamide (CAS 1247514-56-2)
- 1-(Aminomethyl)cyclohexan-1-amine dihydrochloride (CAS 123194-05-8)
- Methyl 3-oxo-4-propyl-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepine-7-carboxylate (CAS 1707668-01-6)
- [(5-cyclopropyl-1,2,4-oxadiazol-3-yl)methyl](methyl)amine hydrochloride (CAS 1609407-86-4)
- (S)-1-(2-Amino-3-methylbutanoyl)piperidin-3-one (CAS 1354016-21-9)
- Gentamicin Sulfate EP Impurity E (CAS 2037-48-1)
- Allyl(3-chloro-2-methylphenyl)sulfane (CAS 1378419-56-7)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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