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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:65790 term browser browse the term
Definition:A phlorotannin that is eckol in which the hydroxy group at position 7 is replaced by a 2,4,6-trihydroxyphenoxy group. Isolated from the marine brown alga, Ecklonia cava, it exhibits antioxidant activity.
Synonyms:exact_synonym: 4-(3,5-dihydroxyphenoxy)-8-(2,4,6-trihydroxyphenoxy)oxanthrene-1,3,6-triol
 related_synonym: 1-(3',5'-dihydroxyphenoxy)-7-(2'',4'',6''-trihydroxyphenoxy)-2,4,9-trihydroxydibenzo-1,4-dioxin;   Formula=C24H16O12;   InChI=1S/C24H16O12/c25-9-1-10(26)3-12(2-9)34-22-17(31)8-18(32)23-24(22)36-21-16(30)6-13(7-19(21)35-23)33-20-14(28)4-11(27)5-15(20)29/h1-8,25-32H;   InChIKey=JLEVVQRBEATTCM-UHFFFAOYSA-N;   SMILES=Oc1cc(O)cc(Oc2c(O)cc(O)c3Oc4cc(Oc5c(O)cc(O)cc5O)cc(O)c4Oc23)c1
 xref: PMID:19201199;   PMID:19361156;   PMID:21821954;   PMID:22473750;   Reaxys:9974456;   Wikipedia:7-Phloroeckol

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  CHEBI ontology 19816
    role 19764
      chemical role 19288
        antioxidant 14226
          7-phloroeckol 0
Path 2
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  CHEBI ontology 19816
    subatomic particle 19814
      composite particle 19814
        hadron 19814
          baryon 19814
            nucleon 19814
              atomic nucleus 19814
                atom 19814
                  main group element atom 19702
                    p-block element atom 19702
                      carbon group element atom 19608
                        carbon atom 19597
                          organic molecular entity 19597
                            organic molecule 19522
                              organic cyclic compound 19320
                                organic aromatic compound 19154
                                  phenols 18145
                                    polyphenol 6668
                                      tannin 209
                                        phlorotannin 28
                                          eckol 13
                                            7-phloroeckol 0
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