3-Methyl-5-trifluoromethyl-isoxazole-4-carboxylic acid CAS 193952-09-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 193952-09-9 |
| Molecular Formula | C6H4F3NO3 |
| Molecular Weight | 195.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-5-trifluoromethyl-isoxazole-4-carboxylic acid (CAS 193952-09-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H4F3NO3. Molecular weight: 195.10 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H4F3NO3 |
| Molecular Weight | 195.10 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 methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- 1-Methyl-5-(trifluoromethyl)-1H-1,2,3-triazole-4-carboxylic Acid (CAS 1266841-66-0)
- 4-Methyl-2-(trifluoromethyl)oxazole-5-carboxylic acid (CAS 1384265-64-8)
- 1-Methyl-4-(trifluoromethyl)-1H-1,2,3-triazole-5-carboxylic acid (CAS 1393540-74-3)
- methyl 2-(trifluoromethyl)-1,3-oxazole-5-carboxylate (CAS 1803603-75-9)
- 2-Methyl-5-(trifluoromethyl)oxazole-4-carboxylic acid (CAS 18955-88-9)
- 2-methyl-4-(trifluoromethyl)-1,3-oxazole-5-carboxylic acid (CAS 499766-90-4)
- 2-Methyl-5-(trifluoromethyl)-2H-1,2,3-triazole-4-carboxylic acid (CAS 668491-30-3)
- 5-Methyl-3-(trifluoromethyl)isoxazole-4-carboxylic acid (CAS 354795-48-5)
Recommended Standards
- 5-(2,2,2-Trifluoroethyl)isoxazole-3-carboxylic acid (CAS 1936494-76-6)
- 1-(2,2,2-Trifluoroethyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 856905-32-3)
- 1-bromo-2-methoxy-4-methylpentane (CAS 1909314-26-6)
- 2,4-Dimethoxy-6-methylpyrimidin-5-amine (CAS 84538-45-4)
- Ethyl 2-(4-(benzyloxy)phenyl)oxazole-4-carboxylate (CAS 886366-88-7)
- 3-Hydroxy-1H-pyrrole-2-carboxylic acid (CAS 857204-10-5)
- 4-((2,8-Dimethylquinolin-4-yl)amino)benzoic acid hydrochloride (CAS 132886-82-9)
- 4-Chloro-6-(4-methoxyphenyl)pyrimidine (CAS 173064-29-4)
- 2,7-Dimethyl-[1,2,4]triazolo[1,5-c]pyrimidine (CAS 69141-92-0)
- Liraglutide(13-31)TFA Salt (CAS CATO-C4X-19929)
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