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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:sigmoidin B
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Accession:CHEBI:66483 term browser browse the term
Definition:A tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5, 7, 3' and 4' and a prenyl group at position 5'. Isolated from Erythrina sigmoidea, it exhibits anti-inflammatory and antioxidant activities.
Synonyms:related_synonym: (2S)- 2-(3,4-dihydroxy-5-(3-methyl-2-butenyl)phenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one;   (2S)-2-[3,4-dihydroxy-5-(3-methylbut-2-en-1-yl)phenyl]-5,7-dihydroxy-2,3-dihydro-4H-chromen-4-one;   5,7,3',4'-tetrahydroxy-5'-prenylflavone;   Formula=C20H20O6;   InChI=1S/C20H20O6/c1-10(2)3-4-11-5-12(6-16(24)20(11)25)17-9-15(23)19-14(22)7-13(21)8-18(19)26-17/h3,5-8,17,21-22,24-25H,4,9H2,1-2H3/t17-/m0/s1;   InChIKey=SFQIGPZCFNTPOD-KRWDZBQOSA-N;   SMILES=CC(C)=CCc1cc(cc(O)c1O)[C@@H]1CC(=O)c2c(O)cc(O)cc2O1
 xref: CAS:87746-47-2;   LIPID_MAPS_instance:LMPK12140397;   PMID:14994185;   PMID:2343463;   Reaxys:5137677

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  CHEBI ontology 21746
    role 21724
      application 21226
        anti-inflammatory agent 16569
          sigmoidin B 0
Path 2
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  CHEBI ontology 21746
    subatomic particle 21732
      composite particle 21732
        hadron 21732
          baryon 21732
            nucleon 21732
              atomic nucleus 21732
                atom 21732
                  main group element atom 21647
                    p-block element atom 21647
                      carbon group element atom 21454
                        carbon atom 21353
                          organic molecular entity 21353
                            organic molecule 21249
                              organic cyclic compound 20838
                                organic heterocyclic compound 19837
                                  oxacycle 18203
                                    benzopyran 10574
                                      1-benzopyran 10301
                                        flavonoid 6629
                                          flavans 3074
                                            flavanones 322
                                              hydroxyflavanone 309
                                                4'-hydroxyflavanones 277
                                                  sigmoidin B 0
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