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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:37130 term browser browse the term
Definition:A caesium molecular entity that has formula Cs.
Synonyms:exact_synonym: caeside(-I);   caeside(1-)
 related_synonym: Cd(-);   Formula=Cs;   InChI=1S/Cs/q-1;   InChIKey=NFFJFSFVERDMBQ-UHFFFAOYSA-N;   SMILES=[Cs-]

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Path 1
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  CHEBI ontology 19659
    chemical entity 19658
      atom 19658
        metal atom 17368
          alkali metal atom 11944
            caesium atom 13
              caesium molecular entity 2
                caeside 0
Path 2
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  CHEBI ontology 19659
    subatomic particle 19658
      composite particle 19658
        hadron 19658
          baryon 19658
            nucleon 19658
              atomic nucleus 19700
                atom 19658
                  main group element atom 19607
                    main group molecular entity 19649
                      s-block molecular entity 19457
                        alkali metal molecular entity 11928
                          caesium molecular entity 2
                            caeside 0
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