Trichloroacetic acid Formula

The trichloroacetic acid formula, also named as Aceto-caustin formula or Trichloroethanoic acid formula is discussed in this article. It is a monocarboxylic acid where all three methyl hydrogens which can be substituted by chlorine (Cl). The molecular or chemical formula of Trichloroacetic acid is C2HCl3O2.

Trichloroethanoic acid is a colourless crystalline solid. It has the ability to absorb moisture from the air and to form the syrup. It dissolves in water and releases heat.

It is synthesized by reacting chlorine with acetic acid using a suitable catalyst. It can also be prepared by oxidizing trichloroacetaldehyde.

Trichloroacetic acid Formula Structure

Trichloroacetic acid Formula

Properties Of Trichloroacetic acid Formula

Chemical formula  C2HCl3O2
Molecular weight 163.38 g/mol
Density  1.63 g/cm3
Melting point  57 to 58 °C
Boiling point  196 to 197 °C

Safety Measures And Applications

  • It is corrosive to metals and tissue.
  • It is widely used as a caustic for the removal of warts and as a protein precipitant in clinical chemistry.
  • It is mainly used to precipitate macromolecules, such as DNA, RNA, and proteins.

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