3-(2,6-Difluoro-4-methoxyphenyl)-5-(trifluoromethyl)-1,2,4-oxadiazole CAS 1428739-08-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1428739-08-5 |
| Molecular Formula | C10H5F5N2O2 |
| Molecular Weight | 280.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2,6-Difluoro-4-methoxyphenyl)-5-(trifluoromethyl)-1,2,4-oxadiazole (CAS 1428739-08-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H5F5N2O2. Molecular weight: 280.15 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H5F5N2O2 |
| Molecular Weight | 280.15 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoro Standards
- 2-(2,2-Difluoro-1-phenylcyclopropyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1010689-64-1)
- 3-(4,5-Difluoro-1-oxoisoindolin-2-yl)piperidine-2,6-dione (CAS 2839672-68-1)
- 3-(4,6-difluoro-1-oxoisoindolin-2-yl)piperidine-2,6-dione (CAS 2438241-35-9)
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- 3-(5,6-Difluoro-1-oxoisoindolin-2-yl)piperidine-2,6-dione (CAS 2438241-40-6)
- 2,2-Difluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)acetic acid (CAS 919005-50-8)
- 2,4-Difluoro-6-nitrophenacyl bromide (CAS 1803730-83-7)
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Recommended Standards
- 4-Chloro-N-(4-chlorobenzyl)benzamide (CAS 130780-10-8)
- (Z)-[(4-Chlorophenyl)methyl][(4-chlorophenyl)methylidene]oxidoazanium (CAS 154110-60-8)
- 2-Boc-5,5-dichloro-2-azaspiro[3.3]heptan-6-one (CAS 1239320-10-5)
- 5-(5,6-Dichloro-1-(2-methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyridin-2(1H)-one (CAS 338774-03-1)
- Methyl 3-amino-4,5-difluorobenzoate (CAS 1244642-76-9)
- Prop-2-yn-1-yl pyrimidine-5-carboxylate (CAS 139584-78-4)
- 5-Hydroxy Propafenone-d5 Hydrochloride (CAS 1215370-87-8)
- 4-(4-Methoxyphenyl)-5-(pyrazin-2-yl)-4h-1,2,4-triazole-3-thiol (CAS 113399-94-3)
- Erbium(III) perchlorate solution (CAS 14017-55-1)
- Insulin Detemir (CAS 169148-63-4)
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