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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:79966 term browser browse the term
Definition:A cyclic ketone that is cyclohepta-2,4,6-trien-1-one substituted by a hydroxy group at position 2. It is a toxin produced by the agricultural pathogen Burkholderia plantarii.
Synonyms:exact_synonym: 2-hydroxycyclohepta-2,4,6-trien-1-one
 related_synonym: 2-hydroxy-2,4,6-cycloheptatrien-1-one;   2-hydroxycyclohepta-2,4,6-trienone;   2-hydroxytropone;   Formula=C7H6O2;   InChI=1S/C7H6O2/c8-6-4-2-1-3-5-7(6)9/h1-5H,(H,8,9);   InChIKey=MDYOLVRUBBJPFM-UHFFFAOYSA-N;   SMILES=OC1=CC=CC=CC1=O;   purpurocatechol
 xref: CAS:533-75-5;   KEGG:C15474
 xref_mesh: MESH:D014334
 xref: MetaCyc:CPD-7024;   PDBeChem:0TR;   PMID:11561410;   PMID:1847521;   PMID:21598903;   PMID:27002128;   PMID:27908108;   PMID:28389830;   PMID:28661582;   PMID:29589436;   PMID:30549082;   PMID:30677202;   PMID:31452043;   PMID:31820778;   PMID:31907180;   Reaxys:1904978;   Wikipedia:Tropolone

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tropolone term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Comt catechol-O-methyltransferase decreases activity EXP Tropolone results in decreased activity of COMT protein CTD PMID:10064789 NCBI chr11:82,568,052...82,587,642
Ensembl chr11:82,568,025...82,587,642
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19715
    role 19690
      application 19522
        pesticide 17331
          fungicide 12598
            tropolone 1
              3,7-dihydroxytropolone 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19715
    subatomic particle 19713
      composite particle 19713
        hadron 19713
          baryon 19713
            nucleon 19713
              atomic nucleus 19713
                atom 19713
                  main group element atom 19662
                    p-block element atom 19662
                      carbon group element atom 19606
                        carbon atom 19603
                          organic molecular entity 19603
                            organic group 18792
                              organic divalent group 18777
                                organodiyl group 18777
                                  carbonyl group 18743
                                    carbonyl compound 18743
                                      ketone 17080
                                        oxyketone 8789
                                          alpha-oxyketone 8789
                                            alpha-hydroxy ketone 8789
                                              tropolone 1
                                                3,7-dihydroxytropolone 0
paths to the root