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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:diazines
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Accession:CHEBI:38313 term browser browse the term
Definition:Any organic heterocyclic compound containing a benzene ring in which two of the C-H fragments have been replaced by isolobal nitrogens (the diazine parent structure).



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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19808
        chemical entity 19806
          atom 19806
            nonmetal atom 19744
              nitrogen atom 18933
                nitrogen molecular entity 18933
                  organonitrogen compound 18783
                    organonitrogen heterocyclic compound 18126
                      diazines 13204
                        diazine + 2
                        pyrazines + 1085
                        pyridazines + 137
                        pyrimidines + 13070
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19808
        subatomic particle 19806
          composite particle 19806
            hadron 19806
              baryon 19806
                nucleon 19806
                  atomic nucleus 19806
                    atom 19806
                      main group element atom 19756
                        p-block element atom 19756
                          carbon group element atom 19705
                            carbon atom 19702
                              organic molecular entity 19702
                                organic molecule 19655
                                  organic cyclic compound 19468
                                    organic heterocyclic compound 18848
                                      organic heteromonocyclic compound 17773
                                        diazines 13204
                                          diazine + 2
                                          pyrazines + 1085
                                          pyridazines + 137
                                          pyrimidines + 13070
    paths to the root