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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:4681 term browser browse the term
Definition:A tertiary amino compound that is N-ethyl-N-methylethanamine substituted by a 4-[(methylsulfonyl)amino]phenoxy and a 4-[(methylsulfonyl)amino]phenyl group at the terminal carbon atoms respectively. It is used as an anti-arrhythmia drug.
Synonyms:exact_synonym: N-(4-{2-[methyl(2-{4-[(methylsulfonyl)amino]phenoxy}ethyl)amino]ethyl}phenyl)methanesulfonamide
 related_synonym: Formula=C19H27N3O5S2;   InChI=1S/C19H27N3O5S2/c1-22(13-12-16-4-6-17(7-5-16)20-28(2,23)24)14-15-27-19-10-8-18(9-11-19)21-29(3,25)26/h4-11,20-21H,12-15H2,1-3H3;   InChIKey=IXTMWRCNAAVVAI-UHFFFAOYSA-N;   SMILES=CN(CCOc1ccc(NS(C)(=O)=O)cc1)CCc1ccc(NS(C)(=O)=O)cc1;   Tikosyn;   beta-((p-Methanesulfonamidophenethyl)methylamino)methanesulfono-p-phenetidide;   dofetilida;   dofetilidum
 xref: CAS:115256-11-6;   DrugBank:DB00204;   Drug_Central:942;   KEGG:C07751;   KEGG:D00647;   LINCS:LSM-5925
 xref_mesh: MESH:C063533
 xref: PMID:11326815;   PMID:25620152;   PMID:25626340;   Patent:EP245997;   Patent:US4959366;   Reaxys:3572833;   Wikipedia:Dofetilide

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  CHEBI ontology 227
    role 227
      application 195
        pharmaceutical 192
          drug 192
            cardiovascular drug 72
              anti-arrhythmia drug 26
                dofetilide 0
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  CHEBI ontology 227
    subatomic particle 227
      composite particle 227
        hadron 227
          baryon 227
            nucleon 227
              atomic nucleus 227
                atom 227
                  main group element atom 220
                    p-block element atom 220
                      chalcogen 187
                        oxygen atom 185
                          oxygen molecular entity 185
                            hydroxides 157
                              oxoacid 125
                                chalcogen oxoacid 13
                                  sulfur oxoacid 13
                                    sulfonic acid 13
                                      sulfonic acid derivative 13
                                        sulfonamide 10
                                          dofetilide 0
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