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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.

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Accession:CHEBI:30828 term browser browse the term
Definition:A vaccenate(1-) having a trans- double bond.
Synonyms:exact_synonym: (11E)-octadec-11-enoate
 related_synonym: (11E)-octadecenoate;   11(E)-vaccenate;   Formula=C18H33O2;   InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h7-8H,2-6,9-17H2,1H3,(H,19,20)/p-1/b8-7+;   InChIKey=UWHZIFQPPBDJPM-BQYQJAHWSA-M;   SMILES=CCCCCC\\C=C\\CCCCCCCCCC([O-])=O;   octadec-11(E)-enoate;   trans-11-octadecenoate;   trans-11-vaccenate;   trans-octadec-11-enoate;   trans-vaccenate
 cyclic_relationship: is_conjugate_base_of CHEBI:28727

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Term Annotations click to browse term
  CHEBI ontology 19770
    role 19720
      biological role 19720
        biochemical role 19310
          metabolite 19292
            eukaryotic metabolite 18963
              animal metabolite 18790
                mammalian metabolite 18789
                  human metabolite 18297
                    trans-vaccenate(1-) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19770
    subatomic particle 19768
      composite particle 19768
        hadron 19768
          baryon 19768
            nucleon 19768
              atomic nucleus 19768
                atom 19768
                  main group element atom 19662
                    p-block element atom 19662
                      carbon group element atom 19580
                        carbon atom 19571
                          organic molecular entity 19571
                            organic ion 8447
                              organic anion 3032
                                carboxylic acid anion 2392
                                  monocarboxylic acid anion 1496
                                    fatty acid anion 103
                                      unsaturated fatty acid anion 1
                                        monounsaturated fatty acid anion 0
                                          octadecenoate 0
                                            trans-vaccenate(1-) 0
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