5-(3-(4-Chlorophenyl)benzo[c]isoxazol-5-yl)-5-methyl-2-phenyl-1,2,4-triazolidin-3-one CAS 337920-28-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 337920-28-2 |
| Molecular Formula | C22H17ClN4O2 |
| Molecular Weight | 404.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-(3-(4-Chlorophenyl)benzo[c]isoxazol-5-yl)-5-methyl-2-phenyl-1,2,4-triazolidin-3-one (CAS 337920-28-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H17ClN4O2. Molecular weight: 404.85 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H17ClN4O2 |
| Molecular Weight | 404.85 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chlorophenyl Standards
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- 3-(2-Chlorophenyl)-5-methyl-N-(4-phenoxyphenyl)isoxazole-4-carboxamide (CAS 309951-81-3)
- 6-(2-Chlorophenyl)-2-[(4-methylphenyl)sulfanyl]-4-(trifluoromethyl)pyridine-3-carbonitrile (CAS 338963-48-7)
- 6-(4-Chlorophenyl)-2-[(4-methylphenyl)sulfanyl]-4-(trifluoromethyl)pyridine-3-carbonitrile (CAS 338963-45-4)
- 3-(4-((2-Chlorophenyl)sulfonyl)piperazin-1-yl)-6-(furan-2-yl)pyridazine (CAS 1021099-83-1)
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- 1-[(4-Chlorophenyl)methyl]-3-methyl-4-(4-methylbenzoyl)-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-41-6)
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Recommended Standards
- 4-chloro-3-{[(4-sulfamoylphenyl)methyl]sulfamoyl}benzoic acid (CAS 794573-84-5)
- Ethyl 3-(4-chlorobenzoyl)-5-(pyridin-2-yl)indolizine-1-carboxylate (CAS 252986-68-8)
- 4-Benzoyl-5-(4-chlorophenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1,5-dihydro-2h-pyrrol-2-one (CAS 309923-37-3)
- 2-((1-(2,5-Dichlorophenyl)ethyl)amino)propan-1-ol (CAS 1155572-71-6)
- 1-(2-Chloro-4-(1h-pyrazol-1-yl)phenyl)ethan-1-one (CAS 1022154-85-3)
- 1,26-Dibromo-3,6,9,12,15,18,21,24-octaoxahexacosane (CAS 2376383-09-2)
- Uvarimacrophin A (CAS 167425-75-4)
- 4,6-Bis(methylsulfanyl)pyrimidin-2-amine (CAS 6339-72-6)
- Ethyl 5,7-difluoro-1H-indole-2-carboxylate (CAS 220679-10-7)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
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