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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:pyridine
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Accession:CHEBI:16227 term browser browse the term
Definition:An azaarene comprising a benzene core in which one -CH group is replaced by a nitrogen atom. It is the parent compound of the class pyridines.
Synonyms:related_synonym: Azabenzene;   Formula=C5H5N;   InChI=1S/C5H5N/c1-2-4-6-5-3-1/h1-5H;   InChIKey=JUJWROOIHBZHMG-UHFFFAOYSA-N;   SMILES=c1ccncc1;   py
 alt_id: CHEBI:14974;   CHEBI:26415;   CHEBI:8662
 xref: Beilstein:103233;   CAS:110-86-1;   Gmelin:1996;   HMDB:HMDB0000926;   KEGG:C00747
 xref_mesh: MESH:C023666
 xref: PDBeChem:0PY;   PMID:24364496;   PMID:24425539;   PMID:8070089;   Reaxys:103233;   Wikipedia:Pyridine



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Path 1
Term Annotations click to browse term
  CHEBI ontology 499
    role 499
      application 457
        NMR chemical shift reference compound 329
          pyridine 0
            2,6-dimethylpyridine 0
            2-pyridylethylamine 0
            3-pyridinecarbonitrile 0
            6-chloro-5-methyl-N-[6-(2-methylpyridin-3-yl)oxypyridin-3-yl]-2,3-dihydroindole-1-carboxamide 0
            pyridinedicarboxylic acid + 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 499
    subatomic particle 499
      composite particle 499
        hadron 499
          baryon 499
            nucleon 499
              atomic nucleus 499
                atom 499
                  main group element atom 492
                    p-block element atom 492
                      carbon group element atom 481
                        carbon atom 480
                          organic molecular entity 480
                            organic molecule 471
                              organic cyclic compound 454
                                organic heterocyclic compound 417
                                  organic heteromonocyclic compound 338
                                    pyridines 254
                                      pyridine 0
                                        2,6-dimethylpyridine 0
                                        2-pyridylethylamine 0
                                        3-pyridinecarbonitrile 0
                                        6-chloro-5-methyl-N-[6-(2-methylpyridin-3-yl)oxypyridin-3-yl]-2,3-dihydroindole-1-carboxamide 0
                                        pyridinedicarboxylic acid + 0
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