Physical Properties
- Appearance: Colorless liquid.
- Melting Point: Not applicable (liquid at room temperature).
- Boiling Point: 123-124°C.
- Density: 1.427 g/mL at 25°C.
- Solubility: Soluble in organic solvents.
Chemical Properties
- Stability: Stable under normal conditions but reacts with water to form methanesulfonic acid.
- Reactivity: Strongly reacts with nucleophiles and bases.
Synonyms
- Methanesulphonyl fluoride
- Mesyl fluoride
- Fluoro methyl sulfone
Applications
- Organic Synthesis: Used as a reagent in the synthesis of various organic compounds.
- Pharmaceuticals: Used in the preparation of pharmaceutical intermediates.
Safety Information
- Toxicity: Toxic if ingested or inhaled.
- Risk Phrases:
- R14: Reacts violently with water.
- R34: Causes burns.
- Safety Phrases:
- S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
- S45: In case of accident or if you feel unwell, seek medical advice immediately.
Handling and Storage
- Store in a cool, dry place away from water and moisture.
- Wear appropriate protective clothing, gloves, and eye protection when handling.
Environmental Concerns
- Avoid release into the environment. Toxic to aquatic organisms.
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