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

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.

A mast cell stabilizer, commonly marketed as its sodium salt, that prevents the release of inflammatory chemicals such as histamine from mast cells.

(organic chemistry) A chemical compound formed from the oxidation of homogentisic acid oxidase and isomerized into fumarylacetoacetic acid.

(biochemistry) A crystalline bile acid involved in the emulsification of fats, a conjugate of cholic acid with glycine.

(organic chemistry) Any of several phenyl derivatives of butanoic acid, but especially 4-phenylbutanoic acid, many of whose derivatives have biochemical activity

(biochemistry) A nucleotide composed of thymine, ribose and phosphoric acid.