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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:70020 term browser browse the term
Definition:A tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5, 7, 3' and 5' and a geranyl group at position 8. Isolated from Macaranga bicolor, it exhibits inhibitory activity against breast cancer resistance protein.
Synonyms:exact_synonym: (2S)-2-(3,5-dihydroxyphenyl)-8-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-5,7-dihydroxy-2,3-dihydro-4H-chromen-4-one
 related_synonym: Formula=C25H28O6;   InChI=1S/C25H28O6/c1-14(2)5-4-6-15(3)7-8-19-20(28)12-21(29)24-22(30)13-23(31-25(19)24)16-9-17(26)11-18(27)10-16/h5,7,9-12,23,26-29H,4,6,8,13H2,1-3H3/b15-7+/t23-/m0/s1;   InChIKey=CUAHQWHCZQIDAM-KETROQBRSA-N;   SMILES=CC(C)=CCC\\C(C)=C\\Cc1c(O)cc(O)c2C(=O)C[C@H](Oc12)c1cc(O)cc(O)c1
 xref: PMID:21275386;   Reaxys:21312877

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Term Annotations click to browse term
  CHEBI ontology 24779
    role 24695
      biological role 24664
        biochemical role 24080
          metabolite 24008
            (2S)-5,7,3',5'-tetrahydroxy-8-[3'',8''-dimethylocta-2''(E),7''-dienyl]flavonone 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 24779
    subatomic particle 24738
      composite particle 24738
        hadron 24738
          baryon 24738
            nucleon 24738
              atomic nucleus 24738
                atom 24738
                  main group element atom 24603
                    p-block element atom 24603
                      carbon group element atom 24396
                        carbon atom 24360
                          organic molecular entity 24360
                            organic molecule 24243
                              organic cyclic compound 23487
                                organic heterocyclic compound 21767
                                  oxacycle 19578
                                    benzopyran 10773
                                      1-benzopyran 10476
                                        flavonoid 6931
                                          flavans 3270
                                            flavanones 326
                                              flavanone 55
                                                (2S)-flavanone 9
                                                  (2S)-5,7,3',5'-tetrahydroxy-8-[3'',8''-dimethylocta-2''(E),7''-dienyl]flavonone 0
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