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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:(S)-lactic acid
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Accession:CHEBI:422 term browser browse the term
Definition:An optically active form of lactic acid having (S)-configuration.
Synonyms:related_synonym: (2S)-2-hydroxypropanoic acid;   (S)-2-hydroxypropanoic acid;   (S)-2-hydroxypropionic acid;   Formula=C3H6O3;   InChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/t2-/m0/s1;   InChIKey=JVTAAEKCZFNVCJ-REOHCLBHSA-N;   L-(+)-alpha-hydroxypropionic acid;   L-Lactic acid;   L-Milchsaeure;   SMILES=C[C@H](O)C(O)=O;   lactic acid
 xref: Beilstein:1720251;   CAS:79-33-4;   Gmelin:362717;   HMDB:HMDB0000190;   KEGG:C00186;   KNApSAcK:C00001191;   PMID:21996028;   PMID:22336740;   PMID:22367529;   PMID:22424924;   PMID:22443585;   PMID:22461545;   PMID:22534372;   PMID:22538963;   PMID:22578598;   Reaxys:1720251;   Wikipedia:Lactic_Acid
 cyclic_relationship: is_conjugate_acid_of CHEBI:16651;   is_enantiomer_of CHEBI:42111

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    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19773
        role 19723
          biological role 19723
            biochemical role 19311
              metabolite 19293
                prokaryotic metabolite 18391
                  bacterial metabolite 18391
                    Escherichia coli metabolite 18276
                      (S)-lactic acid 2792
                        rac-lactic acid + 2792
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19773
        subatomic particle 19771
          composite particle 19771
            hadron 19771
              baryon 19771
                nucleon 19771
                  atomic nucleus 19771
                    atom 19771
                      main group element atom 19665
                        p-block element atom 19665
                          carbon group element atom 19583
                            carbon atom 19573
                              organic molecular entity 19573
                                organic group 18603
                                  organic divalent group 18594
                                    organodiyl group 18594
                                      carbonyl group 18507
                                        carbonyl compound 18507
                                          carboxylic acid 18159
                                            monocarboxylic acid 17527
                                              fatty acid 16006
                                                saturated fatty acid 15982
                                                  propionic acid 3678
                                                    2-hydroxypropanoic acid 2792
                                                      (S)-lactic acid 2792
                                                        rac-lactic acid + 2792
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