(3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)(4-(2-fluorophenyl)piperazin-1-yl)methanone CAS 442564-97-8
| CAS No. | 442564-97-8 |
| Molecular Formula | C21H18Cl2FN3O2 |
| Molecular Weight | 434.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 434.29 g/mol gives (3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)(4-(2-fluorophenyl)piperazin-1-yl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)(4-(2-fluorophenyl)piperazin-1-yl)methanone (CAS 442564-97-8) is a high-purity analytical reference standard with the molecular formula C21H18Cl2FN3O2 and a molecular weight of 434.29 g/mol.
(3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)(4-(2-fluorophenyl)piperazin-1-yl)methanone (C21H18Cl2FN3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 (3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)(4-(2-fluorophenyl)piperazin-1-yl)methanone 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 | C21H18Cl2FN3O2 |
| Molecular Weight | 434.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichlorophenyl Standards
- 4-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]-N-(2-methylbutan-2-yl)-1H-pyrrole-2-carboxamide (CAS 478064-56-1)
- (E)-[(2,4-Dichlorophenyl)methoxy]({[6-(phenylsulfanyl)imidazo[2,1-b][1,3]thiazol-5-yl]methylidene})amine (CAS 339022-77-4)
- (E)-[(2,6-Dichlorophenyl)methoxy]({[6-(phenylsulfanyl)imidazo[2,1-b][1,3]thiazol-5-yl]methylidene})amine (CAS 339022-80-9)
- N-(2,4-Dichlorophenyl)-N'-[(1E)-{[(2,4-dichlorophenyl)methoxy]imino}methyl]ethanediamide (CAS 477852-86-1)
- N'-(2,4-Dichlorophenyl)-N-[(1E)-{[(2,6-dichlorophenyl)methoxy]imino}methyl]ethanediamide (CAS 303996-55-6)
- 2-(((3,4-Dichlorophenyl)methyl)amino)-1,7-dihydro-7-(2-(4-morpholinyl)ethyl)-6H-purin-6-one (CAS 1275582-97-2)
- (E)-[(2,6-Dichlorophenyl)methoxy]({[3-nitro-4-(phenylsulfanyl)phenyl]methylidene})amine (CAS 477852-26-9)
- N-(3,5-Dichlorophenyl)-2-[(6-acetamidopyridin-3-yl)sulfanyl]pyridine-3-carboxamide (CAS 343373-16-0)
Recommended Standards
- Pretomanid Impurity 19 (CAS CATO-C4X-260619)
- {4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methyl 3-chlorobenzoate (CAS 320424-11-1)
- N-(4-((4-bromophenyl)sulfonyl)phenyl)-4-fluorobenzamide (CAS 339104-62-0)
- 2-Amino-3-(4-bromobenzoyl)-N-phenylindolizine-1-carboxamide (CAS 896172-79-5)
- [1-((S)-2-Amino-propionyl)-piperidin-4-ylmethyl]-ethyl-carbamic acid tert-butyl ester (CAS 1354002-05-3)
- FA-Lys-Ala-OH (M-2000.0050) (CAS 158016-07-0)
- 2-(3-aminocyclopentyl)-octahydropyrrolo[1,2-a]piperazin-6-one (CAS 1543883-60-8)
- Ethyl 12-aminododecanoate (CAS 53005-23-5)
- 2-((2-(1-Cyclopropyl-2,5-dimethyl-1H-pyrrol-3-yl)-2-oxoethyl)thio)nicotinonitrile (CAS 948406-35-7)
- Dichloroacetic Acid-d1 (CAS 82093-18-3)
- 1-(3,4,5-Trimethoxyphenyl)-1H-pyrrole-3-carbaldehyde (CAS 88075-90-5)
- 1-(3,4-Dihydro-2h-chromen-3-yl)methanamine Hydrochloride (CAS 113771-75-8)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-methoxy-1H-indol-3-yl)propanoic acid (CAS 138775-54-9)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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