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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:1221 term browser browse the term
Definition:A tetrahydrothiophene that has formula C15H30S.
Synonyms:related_synonym: Formula=C15H30S;   InChI=1S/C15H30S/c1-2-3-4-5-6-7-8-9-10-12-15-13-11-14-16-15/h15H,2-14H2,1H3;   InChIKey=TXCPNHXTBUNQDW-UHFFFAOYSA-N;   SMILES=CCCCCCCCCCCC1CCCS1;   UTHT
 xref: CAS:85438-98-8;   KEGG:C11082

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Path 1
Term Annotations click to browse term
  CHEBI ontology 20059
    chemical entity 20058
      atom 20056
        nonmetal atom 19944
          sulfur atom 16513
            sulfur molecular entity 16513
              organosulfur compound 15426
                organosulfur heterocyclic compound 6123
                  tetrahydrothiophenes 2
                    2-N-Undecyltetrahydrothiophene 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 20059
    subatomic particle 20056
      composite particle 20056
        hadron 20056
          baryon 20056
            nucleon 20056
              atomic nucleus 20056
                atom 20056
                  main group element atom 19956
                    p-block element atom 19956
                      carbon group element atom 19882
                        carbon atom 19873
                          organic molecular entity 19873
                            organic molecule 19819
                              organic cyclic compound 19581
                                organic heterocyclic compound 18804
                                  organic heteromonocyclic compound 17161
                                    tetrahydrothiophenes 2
                                      2-N-Undecyltetrahydrothiophene 0
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