(organic chemistry) Any of several isomeric aliphatic carboxylic acids having twelve carbon atoms; but especially n-dodecanoic acid (lauric acid).

(organic chemistry) Any of several isomeric sulfonic acids derived from salicylic acid, but especially 5-sulphosalicylic acid that is used to precipitate protein

(organic chemistry) The compound 4-hydroxypyridine-2,6-dicarboxylic acid that shows antiviral activity

(organic chemistry) The monoethyl ester of carbonic acid CH₃-CH₂-O-CO-OH only known as the etabonates

(organic chemistry) A derivative of cyclopentene having two hydroxyl groups and three carbonyl groups; its anion (croconate) is aromatic

The antibiotic mupirocin

(organic chemistry) Any of a class of organic acids, derived from hydrazones, of general formula R₂N-N=C(R)-OH

(organic chemistry) The aromatic tetracarboxylic acid 1,2,4,5-benzene tetracarboxylic acid used in the preparation of polyesters and polyamides

(organic chemistry) Any organic compound having four carboxylic acid groups

(organic chemistry) Any organic compound having six carboxylic acid groups