The molecule is a C18, straight-chain, hydroxy fatty acid composed of linoleic acid having an (R)-hydroxy group at the 8-position. It is a long-chain fatty acid, a straight-chain fatty acid and a hydroxy polyunsaturated fatty acid. It derives from a linoleic acid.
(8R,9Z,12Z)-8-hydroxyoctadeca-9,12-dienoic acid