4-(4-Methoxyphenyl)isoxazole CAS 37928-11-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 37928-11-3 |
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Methoxyphenyl)isoxazole (CAS 37928-11-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H9NO2. Molecular weight: 175.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 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 | May oxidize slowly on prolonged air exposure; 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.) | 1967 |
| Nitrogen Atoms | 1 |
Related Methoxyphenyl Standards
- 5-(4-Methoxyphenyl)oxazole (CAS 1011-51-4)
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- 3-(3-Methoxyphenyl)isoxazole (CAS 1093649-61-6)
- 4-(2-Methoxyphenyl)oxazole (CAS 1126636-29-0)
- 5-(3-Methoxyphenyl)isoxazole (CAS 1194374-23-6)
- 2-(4-Methoxyphenyl)oxazole (CAS 156780-52-8)
- 2-(3-Methoxyphenyl)-3-oxopropanenitrile (CAS 25594-63-2)
- 2-(4-Methoxyphenyl)-3-oxopropanenitrile (CAS 35070-82-7)
Recommended Standards
- 4-(1,3-DIOXOLAN-2-YL)BENZONITRILE (CAS 66739-89-7)
- 4-(4-Methoxyphenyl)oxazole (CAS 54289-74-6)
- 3-Oxo-2,3-dihydro-1H-indene-4-carboxamide (CAS 215362-21-3)
- n-(2-Ethoxyethyl)cyclooctanamine (CAS 1156194-67-0)
- 1-(4-Amino-1,2,5-oxadiazol-3-yl)-5-(pyrrolidin-1-ylmethyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 352446-61-8)
- 5-(4-Methylphenoxymethyl)-4H-1,2,4-triazole-3-thiol (CAS 143540-96-9)
- 3-Iodo-5,5,6,6,7,7,8,8,9,9,9-undecafluorononan-1-ol (CAS 1391033-31-0)
- Ethyl 4-bromo-1-benzofuran-2-carboxylate (CAS 177735-22-7)
- 1-(4-Bromobenzyl)-1H-benzo[d][1,2,3]triazole (CAS 73798-62-6)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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