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.

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
Trimesic acid benzene-1,3,5-tricarboxylic acid C9H6O6 File:Trimesic acid structure.png

See also[edit]