5-(4-Methoxyphenyl)-5-methyl-3-(naphthalen-2-yl)-4,5-dihydroisoxazole CAS 653601-89-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 653601-89-9 |
| Molecular Formula | C21H19NO2 |
| Molecular Weight | 317.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Methoxyphenyl)-5-methyl-3-(naphthalen-2-yl)-4,5-dihydroisoxazole (CAS 653601-89-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H19NO2. Molecular weight: 317.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H19NO2 |
| Molecular Weight | 317.38 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Methoxyphenyl Standards
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- 5-(4-Methoxyphenyl)-5-methyl-3-(naphthalen-1-yl)-4,5-dihydroisoxazole (CAS 653601-95-7)
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Recommended Standards
- 5-(Furan-2-yl)-2-(((2-(piperazin-1-yl)ethyl)amino)methylene)cyclohexane-1,3-dione (CAS 351164-05-1)
- 6-((2-Fluorobenzyl)thio)-9-propyl-9H-purin-2-amine (CAS 848-94-2)
- 4,5α-epoxy-3-methoxy-17-methyl-morphinan-6β,14-diol (CAS 61949-73-3)
- 11-Fluorosulfonylperfluoro(2,5,8-trimethyl-3,6,9-trioxaundecanoyl) fluoride (CAS 4628-44-8)
- 2-(3,4,5-Trimethoxyphenyl)-1,3,2-dioxaborinane (CAS 1448644-06-1)
- 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluoro-1-octanesulfonyl Chloride (CAS 27619-89-2)
- 1-(Tert-butyl)-2-(2,4-dibromo-6-nitrophenyl)-2-oxohydrazin-2-ium-1-ide (CAS 474318-58-6)
- 2-[(1-Ethyl-1H-indol-3-yl)methylidene]-6-hydroxy-7-methyl-2,3-dihydro-1-benzofuran-3-one (CAS 929339-41-3)
- 5-[(Butylamino)methyl]-2-methoxyphenol (CAS 1019489-94-1)
- Semaglutide impurity 49 (CAS CATO-C4X-222649)
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