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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:91295 term browser browse the term
Definition:A hydroxy fatty acid anion that is the conjugate base of ricinoleic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.
Synonyms:exact_synonym: (9Z,12R)-12-hydroxyoctadec-9-enoate
 related_synonym: (12R)-hydroxy-(9Z)-octadecenoate;   (9Z,12R)-12-hydroxyoctadecenoate;   Formula=C18H33O3;   InChI=1S/C18H34O3/c1-2-3-4-11-14-17(19)15-12-9-7-5-6-8-10-13-16-18(20)21/h9,12,17,19H,2-8,10-11,13-16H2,1H3,(H,20,21)/p-1/b12-9-/t17-/m1/s1;   InChIKey=WBHHMMIMDMUBKC-QJWNTBNXSA-M;   SMILES=[O-]C(CCCCCCC/C=C\\C[C@@H](CCCCCC)O)=O
 xref: PMID:9675028
 cyclic_relationship: is_conjugate_base_of CHEBI:28592

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Path 1
Term Annotations click to browse term
  CHEBI ontology 21720
    chemical entity 21718
      atom 21705
        nonmetal atom 21599
          carbon atom 21326
            organic molecular entity 21326
              lipid 18452
                fatty acid anion 105
                  long-chain fatty acid anion 9
                    ricinoleate 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 21720
    subatomic particle 21705
      composite particle 21705
        hadron 21705
          baryon 21705
            nucleon 21705
              atomic nucleus 21705
                atom 21705
                  main group element atom 21622
                    p-block element atom 21622
                      carbon group element atom 21427
                        carbon atom 21326
                          organic molecular entity 21326
                            organic ion 8614
                              organic anion 3088
                                carboxylic acid anion 2433
                                  monocarboxylic acid anion 1509
                                    fatty acid anion 105
                                      unsaturated fatty acid anion 1
                                        monounsaturated fatty acid anion 0
                                          ricinoleate 0
paths to the root