Dichlorodifluoromethane
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Description
A colorless, noncorrosive, and nonflammable gas that is used as a leak detecting agent and as a fire suppressant. Dichlorodifluoromethane was formerly used as an aerosol propellant and a refrigerant. Its use was banned in the late 20th century because of damage to atmospheric Ozone.
See also Chlorofluorocarbon.
Synonyms and Related Terms
Fluorocarbon-12; difluorodichloroethane; Freon 12; Genetron 12; Halon; Isotron 2
Risks
- Overexposure to gas may cause dizziness, convulsions, coma and cardiac arrest due to asphyxiation.
- The liquid may cause frostbite
- Airgas: SDS
Physical and Chemical Properties
Soluble in ethanol and ether. Insoluble in water.
| Composition | CCl2F2 |
|---|---|
| CAS | 75-71-8 |
| Melting Point | -158 C |
| Density | 1.5 g/ml |
| Molecular Weight | mol. wt. = 120.9 |
| Boiling Point | -29.8 C |