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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:33486 term browser browse the term
Definition:A sulfur oxoanion that has formula HO6S2.
Synonyms:exact_synonym: hydrogen dithionate
 related_synonym: Formula=HO6S2;   HS2O6(-);   InChI=1S/H2O6S2/c1-7(2,3)8(4,5)6/h(H,1,2,3)(H,4,5,6)/p-1;   InChIKey=RMGVZKRVHHSUIM-UHFFFAOYSA-M;   SMILES=[H]OS(=O)(=O)S([O-])(=O)=O
 cyclic_relationship: is_conjugate_acid_of CHEBI:29209;   is_conjugate_base_of CHEBI:29208

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Path 1
Term Annotations click to browse term
  CHEBI ontology 24779
    chemical entity 24749
      atom 24738
        nonmetal atom 24470
          sulfur atom 17592
            sulfur molecular entity 17592
              sulfur oxoanion 599
                dithionate(1-) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 24779
    subatomic particle 24738
      composite particle 24738
        hadron 24738
          baryon 24738
            nucleon 24738
              atomic nucleus 24738
                atom 24738
                  main group element atom 24603
                    p-block element atom 24603
                      chalcogen 23709
                        oxygen atom 23593
                          oxygen molecular entity 23593
                            oxide 12649
                              oxoanion 9370
                                chalcogen oxoanion 600
                                  sulfur oxoanion 599
                                    dithionate(1-) 0
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