4-Fluoro-3-nitrophenylisocyanate CAS 65303-82-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65303-82-4 |
| Molecular Formula | C7H3FN2O3 |
| Molecular Weight | 182.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Fluoro-3-nitrophenylisocyanate (CAS 65303-82-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H3FN2O3. Molecular weight: 182.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H3FN2O3 |
| Molecular Weight | 182.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 2-{[4-(propan-2-yl)phenyl]sulfanyl}acetic acid (CAS 1962-66-9)
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