(8Z,11Z,14Z,17Z)-Eicosatetraenoic Acid Methyl Ester-d3 is an isotope analog of (8Z,11Z,14Z,17Z)-Eicosatetraenoic Acid Methyl Ester. (8Z,11Z,14Z,17Z)-Eicosatetraenoic Acid Methyl Ester is a reactant in the synthesis of polyunsaturatd trifluoromethyl ketones as potential phospholipase A2 inhibitors.