Wiktionary
pimaric acid
n. (context chemistry English) An acid found in galipot, and isomeric with abietic acid.
Wikipedia
Pimaric acid
Pimaric acid is a carboxylic acid from the resin acid group. It can be prepared by dehydration of abietic acid, which it usually accompanies in mixtures like rosin. It is soluble in alcohols, acetone, and ethers.
Category:Carboxylic acids Category:Diterpenes