is conjugate acid of is enantiomer of (S)-malate(2-) (R)-malic acid (S)-malic acid (-)-L-malic acid (2S)-2-hydroxybutanedioic acid (S)-(-)-Hydroxysuccinic acid 134.022 134.08744 An optically active form of malic acid having (S)-configuration. BJEPYKJPYRNKOW-REOHCLBHSA-N Beilstein:1723541 C4H6O5 CAS:97-67-6 CHEBI:18785 CHEBI:30797 CHEBI:423 HMDB:HMDB0000156 InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1 KEGG:C00149 KNApSAcK:C00001192 L-2-Hydroxybutanedioic acid L-Apple acid L-Malic acid L-malic acid Malate Malic acid MetaCyc:MAL O[C@@H](CC(O)=O)C(O)=O PDBeChem:LMR PMID:22452826 Reaxys:1723541 S-2-Hydroxybutanedioic acid chebi_ontology malic acid