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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:29392 term browser browse the term
Definition:An inorganic disulfide that has formula O2S2.
Synonyms:exact_synonym: bis(oxidosulfate)(S--S)(2-);   disulfane-1,2-bis(olate)
 related_synonym: Formula=O2S2;   InChI=1S/H2O2S2/c1-3-4-2/h1-2H/p-2;   InChIKey=JARODAOQOSWMRF-UHFFFAOYSA-L;   OSSO(2-);   SMILES=[O-]SS[O-]
 xref: Gmelin:239573
 cyclic_relationship: is_conjugate_base_of CHEBI:35922

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Path 1
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  CHEBI ontology 21746
    chemical entity 21744
      molecular entity 21731
        inorganic molecular entity 21422
          inorganic oxide 7731
            sulfur oxide 616
              disulfanediolate(2-) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 21746
    subatomic particle 21732
      composite particle 21732
        hadron 21732
          baryon 21732
            nucleon 21732
              atomic nucleus 21732
                atom 21732
                  main group element atom 21647
                    p-block element atom 21647
                      chalcogen 20779
                        oxygen atom 20756
                          oxygen molecular entity 20756
                            oxide 12319
                              oxoanion 9259
                                chalcogen oxoanion 550
                                  sulfur oxoanion 549
                                    disulfanediolate(2-) 0
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