2,3-Diphenyl-4-(phenylsulfonyl)isoxazolidine CAS 87289-91-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87289-91-6 |
| Molecular Formula | C21H19NO3S |
| Molecular Weight | 365.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,3-Diphenyl-4-(phenylsulfonyl)isoxazolidine (CAS 87289-91-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H19NO3S. Molecular weight: 365.45 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H19NO3S |
| Molecular Weight | 365.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Diphenyl Standards
- 2,4-Diphenyl-6-(phenylthio)pyrimidine-5-carbonitrile (CAS 320418-43-7)
- N,3-diphenyl-3-(phenylsulfonyl)propanamide (CAS 861596-00-1)
- 2-(1,3-Diphenyl-1H-pyrazol-4-yl)-2,3-dihydroquinolin-4(1H)-one (CAS 917980-73-5)
- 2-[(2,4-Diphenyl-1,3-thiazol-5-yl)methyl]-5-(methylsulfanyl)-1,3,4-oxadiazole (CAS 338401-60-8)
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- N-(4-(5,6-Diphenyl-1,2,4-triazin-3-yl)phenyl)acetamide (CAS 100321-96-8)
- 2-(1,3-Diphenyl-1H-pyrazol-4-yl)-2,3-dihydroquinazolin-4(1H)-one (CAS 474379-42-5)
Recommended Standards
- 2-((7-Phenyl-6,7-dihydro-5H-imidazo[2,1-c][1,2,4]triazol-3-yl)thio)-N-(m-tolyl)acetamide (CAS 923250-12-8)
- 2-((4-Allyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(p-tolyl)acetamide (CAS 577983-65-4)
- 3-[1-propyl-5-(pyrrolidine-1-sulfonyl)-1h-1,3-benzodiazol-2-yl]propanoic acid (CAS 749902-33-8)
- (1-Benzyl-4-fluoropiperidin-3-yl)methanol (CAS 1356338-80-1)
- 6-Bromo-2-ethylbenzo[d]thiazole (CAS 17142-82-4)
- [1,2,4]Triazolo[4,3-a]pyridine-7-carboxylic acid, 97% (CAS 1234616-66-0)
- Cefoperazone Impurity 34 (CAS CATO-C4X-114934)
- Heptyl Butyrate (CAS 5870-93-9)
- Octahydro-1H-quinolizine-9a-carbonitrile (CAS 23805-76-7)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com