Para-chlorofluorobenzene CAS Number: 352-11-4
Pharmaceutical Materials 2025-03-02
CAS Number: 352-11-4
Molecular Formula: C6H4ClF
Appearance: Colorless to slightly yellow liquid Density: Approximately 1.207 g/mL
Usage: Used as an intermediate in pesticides and pharmaceuticals.
Para-chlorofluorobenzene, also known as 4-fluorochlorobenzene or p-chlorofluorobenzene, is an organic compound with the CAS number 352-11-4. It is a colorless liquid with distinct chemical properties that make it a valuable intermediate in the production of various pesticides and pharmaceuticals. This compound’s utility stems from its ability to undergo a range of chemical reactions, such as halogenation, substitution, and condensation. Its synthesis typically involves the chlorination of fluorobenzene under controlled conditions. Due to its importance in the chemical industry, para-chlorofluorobenzene is a subject of ongoing research and development.
| Property | Value |
|---|---|
| Chemical Formula | C7H6ClF |
| CAS Number | 352-11-4 |
| Physical Properties | – |
| Appearance | Colorless liquid |
| Density | 1.207 g/mL at 25°C |
| Melting Point | -18°C |
| Boiling Point | 181.2°C |
| Refractive Index | 1.512-1.514 |
| Chemical Properties | – |
| Molecular Weight | 144.57 g/mol |
| Flash Point | 65°C (or 141°F) |
| Solubility | 417 mg/L in water (unspecified temperature) |
| Vapor Pressure | 1.2±0.3 mmHg at 25°C |
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