3-Benzhydryl-5-(o-tolyloxy)-4,5-dihydroisoxazole CAS 89249-62-7
| CAS No. | 89249-62-7 |
| Molecular Formula | C23H21NO2 |
| Molecular Weight | 343.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Benzhydryl-5-(o-tolyloxy)-4,5-dihydroisoxazole (CAS 89249-62-7), molecular formula C23H21NO2 and molecular weight 343.42 g/mol, is a CATO reference standard with documented purity and traceability.
3-Benzhydryl-5-(o-tolyloxy)-4,5-dihydroisoxazole (C23H21NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, 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-Benzhydryl-5-(o-tolyloxy)-4,5-dihydroisoxazole 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 | C23H21NO2 |
| Molecular Weight | 343.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 3-{5,6-dimethyl-1-[(4-methylphenyl)methyl]-1H-1,3-benzodiazol-2-yl}-1,2-dihydropyridin-2-one (CAS 860787-64-0)
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- 3-{5,6-dimethyl-1-[(3-methylphenyl)methyl]-1H-1,3-benzodiazol-2-yl}-1,2-dihydropyridin-2-one (CAS 860787-74-2)
- 4,5-Bis(furan-2-ylmethylene)-1,2,3,4,5,6,7,8-octahydroacridine (CAS 89866-80-8)
- 2-[2-(3,5-Dihydroxy-phenyl)-ethyl]-6-methoxy-benzoic acid methyl ester (CAS 365542-96-7)
- 2-Chloro-6-morpholino-4H-pyran-4-one (CAS 119671-47-5)
- Diltiazem N-oxide (CAS 142843-04-7)
- 2-Bromo-5-(difluoromethyl)-3-fluoropyridin-4-amine (CAS 1806822-92-3)
- N-Nitroso Cinacalcet Impurity 1 (CAS CATO-C4X-105971)
- 5-Bromo-3-chloro-2-methoxyaniline (CAS 1547274-38-3)
- Ethyl (2-methylcyclohexyl)glycinate (CAS 1020919-91-8)
- 5-Amino-3-phenylisoxazole-4-carbonitrile (CAS 14246-77-6)
- 4-Amino-1-fluorocyclohexane-1-carboxylic acid (CAS 1427378-61-7)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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