3-{4-[3-(3-ethyl-1,2-oxazol-5-yl)propoxy]-3,5-dimethylphenyl}-5-(trifluoromethyl)-1,2,4-oxadiazole CAS 153168-30-0
| CAS No. | 153168-30-0 |
| Molecular Formula | C19H20F3N3O3 |
| Molecular Weight | 395.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
3-{4-[3-(3-ethyl-1,2-oxazol-5-yl)propoxy]-3,5-dimethylphenyl}-5-(trifluoromethyl)-1,2,4-oxadiazole (CAS 153168-30-0) is a high-purity analytical reference standard with the molecular formula C19H20F3N3O3 and a molecular weight of 395.38 g/mol.
Based on its molecular formula C19H20F3N3O3, 3-{4-[3-(3-ethyl-1,2-oxazol-5-yl)propoxy]-3,5-dimethylphenyl}-5-(trifluoromethyl)-1,2,4-oxadiazole contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 395.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H20F3N3O3 |
| Molecular Weight | 395.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related ethyl Standards
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Recommended Standards
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- N-(2,4-Dimethylphenyl)-4-methylbenzamide (CAS 200279-68-1)
- rel-(2S,3S)-3-(tert-Butyl)-4-(2,6-dimethoxyphenyl)-2-methyl-2,3-dihydrobenzo[d][1,3]oxaphosphole (CAS 1292310-20-3)
- 1-Methyl-2-oxo-1,4-dihydro-2H-benzo[d][1,3]oxazine-7-sulfonamide (CAS 2169585-32-2)
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