5-(2-Chloro-6-fluorophenyl)-3-methylisoxazole-4-carbonyl chloride CAS 347186-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 347186-83-8 |
| Molecular Formula | C11H6Cl2FNO2 |
| Molecular Weight | 274.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(2-Chloro-6-fluorophenyl)-3-methylisoxazole-4-carbonyl chloride (CAS 347186-83-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H6Cl2FNO2. Molecular weight: 274.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H6Cl2FNO2 |
| Molecular Weight | 274.08 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- (4E)-4-(2-Chloro-6-fluorobenzylidene)-3-(chloromethyl)isoxazol-5(4H)-one 1142198-88-6 (CAS 1142198-88-6)
- 2-(4-chloro-2-nitrophenyl)-5-(chloromethyl)-1,3,4-oxadiazole (CAS 1152521-09-9)
- 3-(2-Chloro-5-nitrophenyl)-5-(chloromethyl)-1,2,4-oxadiazole (CAS 886365-77-1)
- 3-Chloro-2-fluoro-5-nitrobenzene-1-sulfonyl chloride (CAS 1094690-77-3)
- 2-Chloro-4-fluoro-5-nitrobenzene-1-sulfonyl chloride (CAS 125607-05-8)
- 2-Chloro-5-fluoro-3-nitrobenzenesulfonyl chloride (CAS 1258650-43-9)
- 5-chloro-4-fluoro-2-nitrobenzene-1-sulfonyl chloride (CAS 1394083-83-0)
- 5-chloro-2-fluoro-4-nitrobenzene-1-sulfonyl chloride (CAS 1803605-95-9)
Recommended Standards
- 3-Nitro-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 775351-58-1)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isobenzofuran-1,3-dione (CAS 849677-21-0)
- Cloxacillin Impurity N2 (CAS 69399-79-7)
- 3-Methyl-1-(2-methylbenzoyl)-1H-pyrazol-5(4H)-one (CAS 101771-59-9)
- [3,5-dichloro-4-(trifluoromethyl)phenyl]methanol (CAS 1788733-89-0)
- N-Carbamoyl-N-phenylformamide (CAS 60561-40-2)
- Procaterol Impurity 8 (CAS CATO-C4X-18108)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-2,5-dimethyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860786-16-9)
- Clofarabine Impurity 11 (CAS CATO-C4X-159311)
- Semaglutide Impurity 6 (CAS 62-57-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com