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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:17996 term browser browse the term
Definition:A halide anion formed when chlorine picks up an electron to form an an anion.
Synonyms:related_synonym: CHLORIDE ION;   Chloride(1-);   Chlorine anion;   Cl;   Formula=Cl;   InChI=1S/ClH/h1H/p-1;   InChIKey=VEXZGXHMUGYJMC-UHFFFAOYSA-M;   SMILES=[Cl-]
 alt_id: CHEBI:13291;   CHEBI:13970;   CHEBI:3616;   CHEBI:3731;   CHEBI:48804
 xref: Beilstein:3587171;   CAS:16887-00-6;   Gmelin:14910;   KEGG:C00115;   KEGG:C00698;   PDBeChem:CL;   UM-BBD_compID:c0884
 cyclic_relationship: is_conjugate_base_of CHEBI:17883

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    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19747
        role 19720
          biological role 19718
            biochemical role 19435
              cofactor 15975
                chloride 8501
                  chloride salt + 8501
                  phosphorylcholine chloride 6
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19747
        subatomic particle 19745
          composite particle 19745
            hadron 19745
              baryon 19745
                nucleon 19745
                  atomic nucleus 19745
                    atom 19745
                      main group element atom 19693
                        main group molecular entity 19693
                          p-block molecular entity 19693
                            halogen molecular entity 18522
                              chlorine molecular entity 18323
                                elemental chlorine 8516
                                  monoatomic chlorine 8501
                                    chloride 8501
                                      chloride salt + 8501
                                      phosphorylcholine chloride 6
    paths to the root