The molecule is an omega-hydroxy fatty acid anion that is the conjugate base of 20-HETrE, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is an omega-hydroxy fatty acid anion, an icosanoid anion, a hydroxy polyunsaturated fatty acid anion and a long-chain fatty acid anion. It is a conjugate base of a 20-HETrE.
(5Z,8Z,11Z)-20-hydroxyicosa-5,8,11-trienoate