4-Methyl-5-phenylisoxazole CAS 14677-22-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 14677-22-6 |
| Molecular Formula | C10H9NO |
| Molecular Weight | 159.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-5-phenylisoxazole (CAS 14677-22-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H9NO. Molecular weight: 159.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H9NO |
| Molecular Weight | 159.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- 5-Methyl-3-phenylisoxazole (CAS 1008-74-8)
- 3-Methyl-5-phenylisoxazole (CAS 1008-75-9)
- 3-Methyl-4-phenylisoxazole (CAS 25388-20-9)
- 4-Methyl-3-phenylisoxazole (CAS 24956-37-4)
- 5-Methyl-4-phenylisoxazole (CAS 23253-49-8)
- 3-Phenylisoxazole-5-carbonitrile (CAS 1011-39-8)
- 5-Phenylisoxazole-3-carbonitrile (CAS 14442-24-1)
- 3-Phenylisoxazole (CAS 1006-65-1)
Recommended Standards
- 2-Hydroxy-2-(piperidin-2-yl)acetic acid (CAS 1467400-87-8)
- 4-aminooxepane-4-carboxylic acid (CAS 1467823-14-8)
- Efinaconazole Impurity N1 (CAS 146432-17-9)
- 5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol (CAS 162693-41-6)
- rac trans-2-Hydroxy Glyburide (CAS 586414-93-9)
- 3-(P-tolyl)isonicotinic acid (CAS 121343-78-0)
- 5-(Benzo[d][1,3]dioxol-5-yl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 332856-49-2)
- 2-(4-methyl-1,2,3,6-tetrahydropyridin-1-yl)ethan-1-amine (CAS 1463-27-0)
- (1-Cyclopropylethyl)[(4-fluorophenyl)methyl]amine (CAS 1019481-51-6)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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