Tricarboxylic acid

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A tricarboxylic acid is an organic carboxylic acid whose chemical structure contains three carboxyl functional groups (-COOH). The best-known example of a tricarboxylic acid is citric acid.

Uses[]

Citric acid cycle[]

Citric acid, a type of tricarboxylic acid, is used in the citric acid cycle – also known as tricarboxylic acid (TCA) cycle or Krebs cycle – which is fundamental to all aerobic organisms.

Examples[]

Common name IUPAC name Molecular formula Structural formula
Citric acid 2-hydroxypropane-1,2,3-tricarboxylic acid C6H8O7 File:Citric acid structure.png
Isocitric acid 1-hydroxypropane-1,2,3-tricarboxylic acid C6H8O7 File:Isocitric acdid structure.png
Aconitic acid Prop-1-ene-1,2,3-tricarboxylic acid C6H6O6 File:cis-aconitic acid structure.pngFile:Trans-aconitic acid structure.png

(cis-form & trans-form)

Propane-1,2,3-tricarboxylic acid Propane-1,2,3-tricarboxylic acid C3H5(COOH)3 File:Carballylic acid structure.png
Agaric acid 2-Hydroxynonadecane-1,2,3-tricarboxylic acid C22H40O7 Agaric acid Structural Formula V1.svg
Trimesic acid benzene-1,3,5-tricarboxylic acid C9H6O6 File:Trimesic acid structure.png

See also[]

Literature[]

  • Ryan J. Mailloux, Robin Bériault, Joseph Lemire, Ranji Singh, Daniel R. Chénier, Robert D. Hamel, Vasu D. Appanna (2007). "The Tricarboxylic Acid Cycle, an Ancient Metabolic Network with a Novel Twist". PLOS ONE. Retrieved 2016-07-21.CS1 maint: multiple names: authors list (link)
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