2,4,5-Trichlorophenoxyacetic acid

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2,4,5-Trichlorophenoxyacetic acid (pronunciation: /ˌtraɪklɔːroʊfiːˈnɒksɪˈæsɪd/), often abbreviated as 2,4,5-T, is a synthetic auxin (plant hormone) and a chlorophenoxy herbicide used to control broadleaf weeds. It was first synthesized in 1946.

Etymology

The name "2,4,5-Trichlorophenoxyacetic acid" is derived from its chemical structure, which consists of a phenol ring with three chlorine atoms and an acetic acid group attached to it.

Chemical Structure

2,4,5-Trichlorophenoxyacetic acid is an organic compound with the chemical formula C8H5Cl3O3. It is a derivative of phenoxyacetic acid and is one of the many chlorophenoxy herbicides.

Usage

2,4,5-T was widely used as a herbicide and defoliant, most notably in the Agent Orange mixture used during the Vietnam War. However, due to its dioxin impurities and the environmental and health risks associated with it, the use of 2,4,5-T has been banned in many countries.

Health Effects

Exposure to 2,4,5-T can lead to a variety of health problems, including cancer, liver damage, and reproductive issues. It is also known to cause chloracne, a severe skin disease.

Related Terms

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