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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:31749 term browser browse the term
Definition:A pyrazolidine that is phenylbutazone in which the two methylene hydrogens at postion 3 on the butyl chain are replaced by an oxo group.
Synonyms:related_synonym: 1,2-Diphenyl-4-(gamma-ketobutyl)-3,5-pyrazolidinedione;   4-(3-Oxobutyl)-1,2-diphenyl-3,5-pyrazolidinedione;   Formula=C19H18N2O3;   InChI=1S/C19H18N2O3/c1-14(22)12-13-17-18(23)20(15-8-4-2-5-9-15)21(19(17)24)16-10-6-3-7-11-16/h2-11,17H,12-13H2,1H3;   InChIKey=LGYTZKPVOAIUKX-UHFFFAOYSA-N;   Ketophenylbutazone;   Ketophenylbutazonum;   SMILES=CC(=O)CCC1C(=O)N(N(C1=O)c1ccccc1)c1ccccc1;   kebuzonum;   quebuzona
 xref: CAS:853-34-9;   Drug_Central:1522;   HMDB:HMDB0041914;   KEGG:D01567;   PMID:10758780;   PMID:13718791;   PMID:13912486;   PMID:13912489;   PMID:14089873;   PMID:34731;   PMID:4953937;   PMID:5364826;   PMID:5630939;   PMID:5680889;   PMID:5780934;   PMID:5973922;   PMID:6077826;   PMID:8573641;   PMID:8878255;   PMID:909904;   PMID:9650370;   Patent:WO2007128412;   Reaxys:308507;   Wikipedia:Kebuzone

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  CHEBI ontology 19773
    role 19719
      application 19403
        anti-inflammatory agent 15766
          anti-inflammatory drug 13625
            non-steroidal anti-inflammatory drug 12715
              kebuzone 0
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  CHEBI ontology 19773
    subatomic particle 19772
      composite particle 19772
        hadron 19772
          baryon 19772
            nucleon 19772
              atomic nucleus 19772
                atom 19772
                  main group element atom 19662
                    p-block element atom 19662
                      carbon group element atom 19579
                        carbon atom 19569
                          organic molecular entity 19569
                            organic molecule 19502
                              organic cyclic compound 19329
                                organic heterocyclic compound 18544
                                  organic heteromonocyclic compound 16992
                                    diazolidine 709
                                      pyrazolidines 28
                                        phenylbutazone 20
                                          kebuzone 0
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