3-(4-Fluoro-3-(trifluoromethyl)phenyl)isoxazol-5-amine CAS 1281721-00-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1281721-00-3 |
| Molecular Formula | C10H6F4N2O |
| Molecular Weight | 246.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Fluoro-3-(trifluoromethyl)phenyl)isoxazol-5-amine (CAS 1281721-00-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H6F4N2O. Molecular weight: 246.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H6F4N2O |
| Molecular Weight | 246.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 1189693-80-8 2-(Bromomethyl)-5-methoxy-1,3,4-trimethyl-benzene-d3 4-Methoxy-2,3,6-trimethylbenzyl Bromide-d3 (CAS 1189693-80-8)
- 2-((1-Methyl-5-(trifluoromethyl)-1H-pyrazol-3-yl)methyl)-3a,7a-dihydro-1H-isoindole-1,3(2H)-dione (CAS 1354703-89-1)
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- Semaglutide impurity 36 (CAS CATO-C4X-222636)
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