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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:6698 term browser browse the term
Definition:A lignan that is gamma-butyrolactone in which the 3 and 4 positions are substituted by 4-hydroxy-3-methoxybenzyl groups (the 3R,4R-diastereomer).
Synonyms:exact_synonym: (3R,4R)-3,4-bis(4-hydroxy-3-methoxybenzyl)dihydrofuran-2(3H)-one
 related_synonym: 3R,4R-Bis((4-hydroxy-3-methoxyphenyl)methyl)dihydro-2(3H)-furanone;   Artigenin congener;   Formula=C20H22O6;   InChI=1S/C20H22O6/c1-24-18-9-12(3-5-16(18)21)7-14-11-26-20(23)15(14)8-13-4-6-17(22)19(10-13)25-2/h3-6,9-10,14-15,21-22H,7-8,11H2,1-2H3/t14-,15+/m0/s1;   InChIKey=MATGKVZWFZHCLI-LSDHHAIUSA-N;   SMILES=COC1=CC(C[C@H]2COC(=O)[C@@H]2CC2=CC=C(O)C(OC)=C2)=CC=C1O
 alt_id: CHEBI:43819;   CHEBI:65005
 xref: CAS:580-72-3;   Chemspider:106491;   DrugBank:DB04200;   KEGG:C10682;   KNApSAcK:C00000606;   MetaCyc:CPD-8912;   PDBeChem:MAX;   PMID:15653677;   PMID:19935713;   PMID:20734328;   PMID:21315909;   PMID:21522091;   PMID:21597179;   PMID:21736835;   PMID:22037685;   PMID:22113872;   PMID:22396124;   PMID:22483751;   PMID:22646817;   Reaxys:93883;   Wikipedia:Matairesinol

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19765
    role 19738
      application 19572
        anti-asthmatic agent 9294
          (-)-matairesinol 0
            matairesinoside 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19765
    subatomic particle 19763
      composite particle 19763
        hadron 19763
          baryon 19763
            nucleon 19763
              atomic nucleus 19763
                atom 19763
                  main group element atom 19712
                    p-block element atom 19712
                      carbon group element atom 19658
                        carbon atom 19654
                          organic molecular entity 19654
                            organic group 18856
                              organic divalent group 18842
                                organodiyl group 18842
                                  carbonyl group 18807
                                    carbonyl compound 18807
                                      carboxylic ester 15955
                                        lactone 11406
                                          gamma-lactone 6827
                                            (-)-matairesinol 0
                                              matairesinoside 0
paths to the root