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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.

Term:ethylenediaminetetraacetic acid
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Accession:CHEBI:42191 term browser browse the term
Definition:A polyamino carboxylic acid that has formula C10H16N2O8.
Synonyms:exact_synonym: (ethane-1,2-diyldinitrilo)tetraacetate;   (ethane-1,2-diyldinitrilo)tetraacetic acid
 related_synonym: (ethylenedinitrilo)tetraacetic acid, ion(4-);   2,2',2'',2'''-(ethane-1,2-diyldinitrilo)tetraacetate;   Acide ethylenediaminetetracetique;   EDTA, ion(4-);   Formula=C10H16N2O8;   H4edta;   InChI=1S/C10H16N2O8/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);   InChIKey=KCXVZYZYPLLWCC-UHFFFAOYSA-N;   N,N'-1,2-Ethane diylbis-(N-(carboxymethyl)glycine);   SMILES=OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O;   acide edetique;   acido edetico;   acidum edeticum;   edetic acid;   edta;   ethylenediaminetetraacetate;   {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID
 alt_id: CHEBI:30378;   CHEBI:42189;   CHEBI:4735
 xref: Beilstein:1716295;   Beilstein:3914756;   CAS:150-43-6;   CAS:60-00-4;   DrugBank:DB00974;   Drug_Central:987;   Gmelin:144943;   KEGG:C00284;   KEGG:D00052
 xref_mesh: MESH:D004492
 xref: PDBeChem:EDT;   PPDB:1337;   Wikipedia:Edetate
 cyclic_relationship: is_conjugate_acid_of CHEBI:64755

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  CHEBI ontology 225
    role 225
      chemical role 163
        ligand 7
          chelator 7
            ethylenediaminetetraacetic acid 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 225
    subatomic particle 225
      composite particle 225
        hadron 225
          baryon 225
            nucleon 225
              atomic nucleus 225
                atom 225
                  main group element atom 218
                    main group molecular entity 218
                      s-block molecular entity 173
                        hydrogen molecular entity 171
                          hydrides 111
                            inorganic hydride 74
                              pnictogen hydride 73
                                nitrogen hydride 73
                                  azane 68
                                    ammonia 68
                                      organic amino compound 68
                                        polyamine 2
                                          diamine 2
                                            primary diamine 2
                                              alkane-alpha,omega-diamine 0
                                                ethylenediamine 0
                                                  ethylenediamine derivative 0
                                                    ethylenediaminetetraacetic acid 0
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