(chemistry) A synthetic perfluorinated carboxylic acid and fluorosurfactant that is also an environmental contaminant.

(organic chemistry) A monocarboxylic unsaturated organic acid, the trans-form of angelic acid, found in croton oil and in several other natural products.

Ketoglutaric acid.

Any chloroacetic acid.

(chemistry) 2,5-dihydroxyphenylacetic acid.

Tetrodotoxin.

Margaric acid.

Glycyrrhizin.

(chemistry) A pentacyclic triterpenoid derivative of the beta-amyrin type obtained from the hydrolysis of glycyrrhizic acid, used in flavouring to mask bitter tastes and in the treatment of peptic ulcer.

(biochemistry) Synonym of glycyrrhizin.