1,2,4-Trichlorobenzene
1,2,4-Trichlorobenzene (1,2,4-TCB) is a chlorinated hydrocarbon that is classified as a persistent organic pollutant (POP). It is a colorless liquid with a sweet odor, used primarily as a solvent and in the synthesis of other chemicals.
Chemical Properties[edit | edit source]
1,2,4-Trichlorobenzene has the chemical formula C6H3Cl3. It is a nonpolar molecule with a molecular weight of 181.45 g/mol. It has a boiling point of 214°C and a melting point of -7°C. It is insoluble in water but soluble in ethanol, ether, and chloroform.
Production and Uses[edit | edit source]
1,2,4-Trichlorobenzene is produced by the chlorination of benzene in the presence of a catalyst. It is used primarily as a solvent in the chemical industry, and as an intermediate in the synthesis of other chemicals, such as dyes, pharmaceuticals, and pesticides.
Health Effects[edit | edit source]
Exposure to 1,2,4-Trichlorobenzene can cause a variety of health effects. Inhalation can lead to irritation of the respiratory tract, while skin contact can cause dermatitis. Long-term exposure can lead to liver and kidney damage. It is also a suspected carcinogen.
Environmental Impact[edit | edit source]
As a persistent organic pollutant, 1,2,4-Trichlorobenzene can remain in the environment for long periods of time. It can accumulate in the food chain, posing a risk to wildlife and humans. It is also a significant contributor to air pollution.
See Also[edit | edit source]
References[edit | edit source]
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