3-(3-chloro-2-fluorophenyl)-1,2-oxazole-5-carboxylic acid CAS 1126636-81-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1126636-81-4 |
| Molecular Formula | C10H5ClFNO3 |
| Molecular Weight | 241.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(3-chloro-2-fluorophenyl)-1,2-oxazole-5-carboxylic acid (CAS 1126636-81-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H5ClFNO3. Molecular weight: 241.60 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H5ClFNO3 |
| Molecular Weight | 241.60 g/mol |
| Appearance | Pale yellow to 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 |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related chloro Standards
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- 6-Chloro-8-fluoro-4-hydroxyquinoline-3-carboxylic acid (CAS 1019015-83-8)
- 7-Chloro-8-fluoro-4-hydroxyquinoline-3-carboxylic acid (CAS 1019015-91-8)
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Recommended Standards
- 3-(4-Chloro-3-fluorophenyl)isoxazole-5-carboxylic acid (CAS 1126636-63-2)
- 5-(2-chloro-4-fluorophenyl)-1,2-oxazole-4-carboxylic acid (CAS 1506583-02-3)
- 7-Chloro-6-fluoro-4-hydroxyquinoline-3-carboxylic acid (CAS 108494-78-6)
- 3-(2,2-Difluoroethyl)-5-fluoro-1H-indole (CAS 1609975-36-1)
- 2-(6,8-Difluoro-3-hydroxyquinolin-2-yl)isoindoline-1,3-dione (CAS 2435612-56-7)
- 6-Fluoro-4-methoxynicotinic acid (CAS 1060805-17-5)
- n-((1-Methyl-1h-pyrazol-5-yl)methyl)-2-(thiophen-2-yl)ethan-1-amine (CAS 1156714-20-3)
- 1-(5-Iodo-2-methylphenyl)ethan-1-one (CAS 52107-54-7)
- 2-(4-Chlorophenyl)-6-oxo-1,4,5,6-tetrahydropyridine-3-carbonitrile (CAS 478081-46-8)
- Semaglutide-d5 (CAS CATO-C4X-2226153)
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