4-Chloro-5-(((2-chlorobenzyl)thio)methyl)isoxazol-3(2H)-one CAS 89680-23-9
| CAS No. | 89680-23-9 |
| Molecular Formula | C11H9Cl2NO2S |
| Molecular Weight | 290.17 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.
4-Chloro-5-(((2-chlorobenzyl)thio)methyl)isoxazol-3(2H)-one (CAS 89680-23-9) is a high-purity analytical reference standard with the molecular formula C11H9Cl2NO2S and a molecular weight of 290.17 g/mol.
Based on its molecular formula C11H9Cl2NO2S, 4-Chloro-5-(((2-chlorobenzyl)thio)methyl)isoxazol-3(2H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 290.17 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).
CATO manufactures 4-Chloro-5-(((2-chlorobenzyl)thio)methyl)isoxazol-3(2H)-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 | C11H9Cl2NO2S |
| Molecular Weight | 290.17 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-Chloro-5-(((3-chlorobenzyl)thio)methyl)isoxazol-3(2H)-one (CAS 89661-02-9)
- 4-Chloro-5-(((4-chlorobenzyl)thio)methyl)isoxazol-3(2H)-one (CAS 89661-03-0)
- 2-Chloro-N-(3-chloro-6-hydroxy-5-isopropyl-2-methylbenzyl)acetamide (CAS 26486-33-9)
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Recommended Standards
- 4-[(3,4-Dichlorophenyl)methyl]thiomorpholine-3,5-dione (CAS 338953-76-7)
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- 4,6-Dimethyl-N-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)picolinamide (CAS 2246703-15-9)
- 4-Cyclobutyl-6-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine (CAS 2750602-26-5)
- 4-Chlorobenzo[b]thiophene-2-carbonitrile (CAS 1378942-33-6)
- Methyl 3-(methyl(neopentyl)amino)propanoate (CAS 1249359-09-8)
- 4,5-Dibromo-2-(3-chloro-4-fluorophenyl)pyridazin-3(2H)-one (CAS 221031-24-9)
- Biotin impurity 18 (CAS 4375-00-2)
- Barium 2-amino-3-(phosphonooxy)propanoate(1:x) (CAS 58823-92-0)
- Cefixime Impurity 100 (CAS CATO-C4X-1139100)
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- 5-Bromo-N-(2-methoxypyridin-3-yl)nicotinamide (CAS 1205850-27-6)
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