The molecule is a straight-chain, unsaturated fatty acid anion that is the conjugate base of trans-parinaric acid, arising from deprotonation of the carboxylic acid group. It is a long-chain fatty acid anion, a straight-chain fatty acid anion and a polyunsaturated fatty acid anion. It is a conjugate base of a trans-parinaric acid.
(9E,11E,13E,15E)-octadeca-9,11,13,15-tetraenoate