Any of several acids obtained from the penicillins by the hydrolytic opening of the lactam ring (as by the action of a beta-lactamase).

(organic chemistry) A derivative of picolinic acid, found in Fusarium species.

Any of a group of bile acids found as one of the main forms in mice.

4-Methylpentanoic acid, a carboxylic acid of five carbons with methyl substitution at the fourth carbon.

(organic chemistry) A natural polyphenolic compound, an isomer of chlorogenic acid, found in certain dried fruits and a variety of other plant sources.

Any of a mixture of amino acids and peptides obtained from acid hydrolysis of casein, typically used in microbial growth media.

(organic chemistry) The polyunsaturated fatty acid (8Z,10E,12Z)-octadeca-8,10,12-trienoic acid

(chemistry, obsolete) Synonym of sulfuric acid

An organofluorine compound with the chemical formula C₃F₇CO₂H, used in analytical and synthetic chemistry.

(organic chemistry) A triterpenoid carboxylic acid found in Euscaphis japonica