2-Chloro-5-fluoro-3-methylquinoxaline CAS 1426822-08-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1426822-08-3 |
| Molecular Formula | C9H6ClFN2 |
| Molecular Weight | 196.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-fluoro-3-methylquinoxaline (CAS 1426822-08-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H6ClFN2. Molecular weight: 196.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H6ClFN2 |
| Molecular Weight | 196.61 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 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-6-fluoro-2-methylquinazoline (CAS 1044768-44-6)
- 4-CHloro-1-(4-fluorophenyl)pyrazole (CAS 1152719-73-7)
- 4-Chloro-7-fluoro-2-methylquinazoline (CAS 1206694-32-7)
- 7-Chloro-8-fluoroisoquinolin-3-amine (CAS 1221974-09-9)
- 2-Chloro-5-fluoro-4-methylquinazoline (CAS 1388037-44-2)
- 5-Chloro-6-fluoroquinolin-8-amine (CAS 1394083-91-0)
- 4-Chloro-8-fluoro-2-methylquinazoline (CAS 1404365-01-0)
- 3-Chloro-5-fluoro-2-methylquinoxaline (CAS 1425299-26-8)
Recommended Standards
- 4-Chloro-5-fluoro-2-methylquinazoline (CAS 1429782-22-8)
- 2-(Chloromethyl)-7-fluoroquinazoline (CAS 1416914-01-6)
- 1-(4-Chloro-2-fluorophenyl)-1H-pyrazole (CAS 1444302-83-3)
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