The molecule is a phosphatidate(2-) obtained by deprotonation of both phosphate OH groups of 1-stearoyl-2-arachidonoylphosphatidic acid; major species at pH 7.3. It is a conjugate base of a 1-stearoyl-2-arachidonoylphosphatidic acid.
[2-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoyl]oxy-3-octadecanoyloxypropyl] phosphate