has functional parent is conjugate base of malate(2-) 132.006 132.07156 2-hydroxybutanedioate A C4-dicarboxylate resulting from deprotonation of both carboxy groups of malic acid. BJEPYKJPYRNKOW-UHFFFAOYSA-L Beilstein:3664410 C4H4O5 CAS:149-61-1 CHEBI:14556 CHEBI:15595 CHEBI:25114 Gmelin:327305 InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/p-2 KEGG:C00711 OC(CC([O-])=O)C([O-])=O PMID:17190852 Reaxys:3664410 chebi_ontology hydroxybutanedioic acid, ion(2-) mal malate malate anion malate dianion malate succinate(2-) C4-dicarboxylate malic acid