3-Methyl-5-(trifluoromethyl)-1,2-oxazole CAS 161144-75-8
| CAS No. | 161144-75-8 |
| Molecular Formula | C5H4F3NO |
| Molecular Weight | 151.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 3-Methyl-5-(trifluoromethyl)-1,2-oxazole is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 151.09 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3-Methyl-5-(trifluoromethyl)-1,2-oxazole (CAS 161144-75-8) is a high-purity analytical reference standard with the molecular formula C5H4F3NO and a molecular weight of 151.09 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Methyl-5-(trifluoromethyl)-1,2-oxazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H4F3NO |
| Molecular Weight | 151.09 g/mol |
| Appearance | 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Methyl Standards
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