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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:8107 term browser browse the term
Definition:A imidazolidine-2,4-dione that consists of hydantoin bearing two phenyl substituents at position 5.
Synonyms:related_synonym: 5,5-Diphenyl-imidazolidine-2,4-dione;   5,5-diphenylimidazolidine-2,4-dione;   5,5-diphenyltetrahydro-1H-2,4-imidazoledione;   DILANTIN;   Formula=C15H12N2O2;   InChI=1S/C15H12N2O2/c18-13-15(17-14(19)16-13,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H,(H2,16,17,18,19);   InChIKey=CXOFVDLJLONNDW-UHFFFAOYSA-N;   PHENTYTOIN;   SMILES=O=C1NC(=O)C(N1)(c1ccccc1)c1ccccc1;   fenitoina;   phenytoine;   phenytoinum
 alt_id: CHEBI:100921
 xref: Beilstein:384532;   CAS:57-41-0;   DrugBank:DB00252;   Drug_Central:2152;   HMDB:HMDB0014397;   KEGG:C07443;   KEGG:D00512;   LINCS:LSM-5663
 xref_mesh: MESH:D010672
 xref: PMID:10698828;   PMID:12952753;   PMID:15246836;   PMID:15744730;   PMID:16303054;   PMID:7105825;   PMID:7602118;   PMID:9186244;   Patent:WO2012174723;   Reaxys:384532;   Wikipedia:Phenytoin

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  CHEBI ontology 0
    role 0
      biological role 0
        aetiopathogenetic role 0
          teratogenic agent 0
            phenytoin 0
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  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    p-block element atom 0
                      carbon group element atom 0
                        carbon atom 0
                          organic molecular entity 0
                            organic molecule 0
                              organic cyclic compound 0
                                organic heterocyclic compound 0
                                  organic heteromonocyclic compound 0
                                    diazolidine 0
                                      imidazolidines 0
                                        imidazolidinone 0
                                          imidazolidine-2,4-dione 0
                                            hydantoin 0
                                              phenytoin 0
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