has role ethylmalonate ethylmalonate(2-) dicarboxylic fatty acid malonic acid dicarboxylic acid ethylmalonic acid 2-ethylmalonic acid 1,1-propanedicarboxylic acid A dicarboxylic acid obtained by substitution of one of the methylene hydrogens of malonic acid by an ethyl group. CHEBI:741548 ethylpropanedioic acid alpha-carboxybutyric acid HMDB:HMDB0000622 human metabolite