From WikiMD's Food, Medicine & Wellness Encyclopedia

1,1,2,2-Tetrachloroethane is a chlorinated hydrocarbon that is commonly used as a solvent and in the production of various chemicals. It is a colorless, heavy, nonflammable, toxic liquid that has a sweet, chloroform-like odor.

Chemical Properties[edit | edit source]

1,1,2,2-Tetrachloroethane has the chemical formula C2H2Cl4 and a molecular weight of 167.85 g/mol. It is not soluble in water and is denser than water. It is stable under normal temperatures and pressures, but it may decompose upon heating to produce toxic and corrosive fumes of hydrogen chloride and phosgene.

Uses[edit | edit source]

1,1,2,2-Tetrachloroethane is primarily used as a solvent for fats, oils, waxes, resins, and rubber. It is also used in the production of tetrachloroethylene and trichloroethylene, and as a refrigerant.

Health Effects[edit | edit source]

Exposure to 1,1,2,2-tetrachloroethane can cause irritation to the eyes, skin, and respiratory tract. It can also cause nausea, headache, confusion, and unconsciousness. Long-term exposure can lead to liver damage and kidney damage. It is considered a potential carcinogen.

Environmental Impact[edit | edit source]

1,1,2,2-Tetrachloroethane is a persistent environmental pollutant. It is not readily biodegradable and can accumulate in the environment. It can also contaminate groundwater and pose a threat to aquatic life.

Regulation[edit | edit source]

In the United States, the Occupational Safety and Health Administration (OSHA) has set a permissible exposure limit (PEL) for 1,1,2,2-tetrachloroethane of 5 ppm over an 8-hour workday.

Chemical structure of 1,1,2,2-Tetrachloroethane

See Also[edit | edit source]

References[edit | edit source]


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