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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:acid green 5(2-)
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Accession:CHEBI:87072 term browser browse the term
Definition:An organosulfonate oxoanion obtained by the removal of two protons from N-ethyl-4-[(4-{ethyl[(3-sulfophenyl)methyl]amino}phenyl)(4-sulfophenyl)methylidene]-N-[(3-sulfophenyl)methyl]cyclohexa-2,5-dien-1-iminium (the free acid form of the biological stain 'acid green 5').
Synonyms:exact_synonym: 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(4-sulfonatophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate
 related_synonym: Formula=C37H34N2O9S3;   InChI=1S/C37H36N2O9S3/c1-3-38(25-27-7-5-9-35(23-27)50(43,44)45)32-17-11-29(12-18-32)37(31-15-21-34(22-16-31)49(40,41)42)30-13-19-33(20-14-30)39(4-2)26-28-8-6-10-36(24-28)51(46,47)48/h5-24H,3-4,25-26H2,1-2H3,(H2-,40,41,42,43,44,45,46,47,48)/p-2;   InChIKey=FVGANPIKNNCIKX-UHFFFAOYSA-L;   SMILES=CCN(Cc1cccc(c1)S([O-])(=O)=O)c1ccc(cc1)C(=C1C=CC(C=C1)=[N+](CC)Cc1cccc(c1)S([O-])(=O)=O)c1ccc(cc1)S([O-])(=O)=O;   acid green 5 anion;   acid green 5 dianion
 cyclic_relationship: is_conjugate_base_of CHEBI:87070

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Path 1
Term Annotations click to browse term
  CHEBI ontology 858
    chemical entity 858
      molecular entity 856
        ion 129
          organic ion 53
            organic anion 21
              organosulfonate oxoanion 0
                acid green 5(2-) 0
                  acid green 5 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 858
    subatomic particle 843
      composite particle 843
        hadron 843
          baryon 843
            nucleon 843
              atomic nucleus 843
                atom 843
                  main group element atom 831
                    main group molecular entity 829
                      p-block molecular entity 827
                        chalcogen molecular entity 795
                          oxygen molecular entity 742
                            oxide 74
                              oxoanion 42
                                chalcogen oxoanion 1
                                  sulfur oxoanion 1
                                    sulfonate 0
                                      organosulfonate oxoanion 0
                                        acid green 5(2-) 0
                                          acid green 5 0
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