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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:bixin dialdehyde
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Accession:CHEBI:133327 term browser browse the term
Definition:An apo carotenoid that is the dialdehyde obtained by reduction of the terminal methyl ester and carboxy groups of bixin.
Synonyms:exact_synonym: (2E,4E,6E,8E,10E,12E,14E,16E,18E)-4,8,13,17-tetramethylicosa-2,4,6,8,10,12,14,16,18-nonaenedial
 related_synonym: 6,6'-diapocarotene-6,6'-dial;   Bixin aldehyde;   Bixindial;   Formula=C24H28O2;   InChI=1S/C24H28O2/c1-21(13-7-15-23(3)17-9-19-25)11-5-6-12-22(2)14-8-16-24(4)18-10-20-26/h5-20H,1-4H3/b6-5+,13-7+,14-8+,17-9+,18-10+,21-11+,22-12+,23-15+,24-16+;   InChIKey=IMKFJOUBSRCEPD-DBTAAFGWSA-N;   SMILES=C(\\C=C\\C([H])=O)(=C/C=C/C(=C/C=C/C=C(/C=C/C=C(/C=C/C(=O)[H])\\C)\\C)/C)/C
 xref: LIPID_MAPS_instance:LMPR01070208;   MetaCyc:CPD-7968;   Reaxys:1714565

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19771
    role 19716
      chemical role 19256
        antioxidant 14273
          bixin 1
            bixin dialdehyde 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19771
    subatomic particle 19770
      composite particle 19770
        hadron 19770
          baryon 19770
            nucleon 19770
              atomic nucleus 19770
                atom 19770
                  main group element atom 19658
                    p-block element atom 19658
                      carbon group element atom 19574
                        carbon atom 19564
                          organic molecular entity 19564
                            organic group 18599
                              organic divalent group 18590
                                organodiyl group 18590
                                  carbonyl group 18505
                                    carbonyl compound 18505
                                      carboxylic acid 18157
                                        monocarboxylic acid 17530
                                          fatty acid 16014
                                            unsaturated fatty acid 949
                                              polyunsaturated fatty acid 685
                                                carotenoic acid 49
                                                  bixin 1
                                                    bixin dialdehyde 0
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