The molecule is a hydroperoxy fatty acid anion that is the conjugate base of 15(R)-HPETE, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 15(R)-HPETE. It is an enantiomer of a 15(S)-HPETE(1-).
(5Z,8Z,11Z,13E,15R)-15-hydroperoxyicosa-5,8,11,13-tetraenoate