Trichlorotrifluoroethane

Trichlorotrifluoroethane, also known as Freon-113, is a type of chlorofluorocarbon (CFC) that was widely used as a refrigerant and aerosol propellant. It is a colorless, nonflammable liquid that has a moderately high density and a sweet, chloroform-like odor.

Chemical Properties

Trichlorotrifluoroethane is a halocarbon that is made up of carbon, chlorine, and fluorine atoms. Its chemical formula is CCl3F. It is a volatile substance, meaning it can easily evaporate into a gas. It is also very stable, which means it does not easily break down in the environment.

Uses

Trichlorotrifluoroethane was primarily used in air conditioning systems and as a propellant in aerosol products. It was also used in the electronics industry for cleaning and degreasing, and as a heat transfer medium in some types of nuclear reactors.

Health Effects

Exposure to trichlorotrifluoroethane can cause a variety of health effects. Inhalation can lead to dizziness, loss of coordination, and unconsciousness. Long-term exposure can cause liver and kidney damage. It is also suspected to be a potential carcinogen.

Environmental Impact

Trichlorotrifluoroethane is a potent greenhouse gas. It has a very long atmospheric lifetime, which means it can remain in the atmosphere for a long time after it is released. It is also a major contributor to ozone depletion.

Regulation

Due to its environmental impact, the use of trichlorotrifluoroethane has been phased out in many countries under the Montreal Protocol. However, it is still produced in some countries for use in older equipment.

See Also

• Chlorofluorocarbon
• Ozone depletion
• Montreal Protocol

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