Phosphorus trifluoride, with the chemical formula PF3, is a compound consisting of phosphorus and fluorine. Its CAS number is indeed 7783-55-3. Here are some characteristics of phosphorus trifluoride:
Physical Properties:
Appearance: Colorless gas at room temperature.
Boiling Point: -76.6°C (196.6 K).
Melting Point: -101.0°C (172.15 K).
Density: 2.9 g/L (at standard conditions).
Solubility: Soluble in water and various organic solvents.
Chemical Properties:
Reactivity: Phosphorus trifluoride is highly reactive and can be toxic upon inhalation or contact.
Stability: It may decompose when exposed to heat or moisture, releasing toxic fumes including hydrogen fluoride (HF).
Uses:
Organofluorine Chemistry: It is used as a reagent in organofluorine chemistry for the preparation of other fluorinated compounds.
Electronics Industry: It has applications in semiconductor manufacturing processes.
Handling and Storage:
Precautions: Due to its toxicity, phosphorus trifluoride should be handled under inert atmosphere and stored in a cool, dry place away from incompatible materials.
Personal Protective Equipment (PPE): Use appropriate PPE such as gloves, goggles, and a face shield when handling this compound.
The supply of chemicals such as phosphorus trifluoride typically comes from specialized chemical manufacturers and distributors. Please note that when sourcing chemicals like phosphorus trifluoride, it's important to ensure compliance with local regulations and safety standards. Always consult the Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS) for detailed information on safe handling practices and emergency procedures.
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