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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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.

Term:olefin
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Accession:CHEBI:33641 term browser browse the term
Definition:Acyclic and cyclic hydrocarbons having one or more carbon-carbon double bonds, apart from the formal ones in aromatic compounds. The class olefins subsumes alkenes and cycloalkenes and the corresponding polyenes.
Synonyms:related_synonym: olefins


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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 24481
    chemical entity 24449
      atom 24438
        nonmetal atom 24154
          carbon atom 24040
            organic molecular entity 24040
              olefinic compound 16010
                olefin 5460
                  acyclic olefin + 5435
                  cyclic olefin + 105
                  polyene + 4
Path 2
Term Annotations click to browse term
  CHEBI ontology 24481
    subatomic particle 24438
      composite particle 24438
        hadron 24438
          baryon 24438
            nucleon 24438
              atomic nucleus 24438
                atom 24438
                  main group element atom 24295
                    main group molecular entity 24295
                      s-block molecular entity 23568
                        hydrogen molecular entity 23400
                          hydrides 21954
                            organic hydride 21449
                              organic fundamental parent 21449
                                hydrocarbon 21128
                                  olefin 5460
                                    acyclic olefin + 5435
                                    cyclic olefin + 105
                                    polyene + 4
paths to the root