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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 19792
    chemical entity 19791
      molecular entity 19787
        ion 15930
          organic ion 8325
            organic anion 3008
              organosulfonate oxoanion 28
                acid green 5(2-) 0
                  acid green 5 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19792
    subatomic particle 19788
      composite particle 19788
        hadron 19788
          baryon 19788
            nucleon 19788
              atomic nucleus 19788
                atom 19788
                  main group element atom 19675
                    main group molecular entity 19675
                      p-block molecular entity 19675
                        chalcogen molecular entity 19382
                          oxygen molecular entity 19343
                            oxide 11588
                              oxoanion 8679
                                chalcogen oxoanion 530
                                  sulfur oxoanion 529
                                    sulfonate 28
                                      organosulfonate oxoanion 28
                                        acid green 5(2-) 0
                                          acid green 5 0
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