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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:exact_synonym: (2S)-2-hydroxypropanoic acid
 related_synonym: (+)-lactic 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
 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 19860
        role 19832
          biological role 19830
            biochemical role 19538
              metabolite 19525
                prokaryotic metabolite 18598
                  bacterial metabolite 18598
                    Escherichia coli metabolite 18508
                      (S)-lactic acid 2879
                        rac-lactic acid + 2879
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19860
        subatomic particle 19858
          composite particle 19858
            hadron 19858
              baryon 19858
                nucleon 19858
                  atomic nucleus 19858
                    atom 19858
                      main group element atom 19804
                        p-block element atom 19804
                          carbon group element atom 19745
                            carbon atom 19741
                              organic molecular entity 19741
                                heteroorganic entity 19494
                                  organochalcogen compound 19257
                                    organooxygen compound 19173
                                      carbon oxoacid 18641
                                        carboxylic acid 18638
                                          monocarboxylic acid 18012
                                            fatty acid 16843
                                              saturated fatty acid 16563
                                                propionic acid 3873
                                                  2-hydroxypropanoic acid 2879
                                                    (S)-lactic acid 2879
                                                      rac-lactic acid + 2879
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