Coumaric acid

Authors: Prof. Dr. med. Peter Altmeyer, Prof. Dr. med. Martina Bacharach-Buhles

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Last updated on: 29.10.2020

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Definition
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Transformations of o-coumaric acid (2-hydroxycinnamic acid), m-coumaric acid (3-hydroxycinnamic acid), p-coumaric acid (4-hydroxycinnamic acid), which, like other cinnamic acid derivatives and hydroxycinnamic acid derivatives, belong to the secondary plant substances. They consist of a C6-C3 skeleton and differ in the different types of cinnamic acid. substituents.

To this group of polyphenols belong furthermore the caffeic acid (3,4-dihydroxycinnamic acid), the chlorogenic acid (caffeic acid-quinic acid ester in Siberian spruce, hawthorn, artichokes, peach, coneflower, potato, nettle), coumarin (o-coumaric acid lactone).