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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:phenylsulfonyl group
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Accession:CHEBI:52916 term browser browse the term
Definition:A sulfonyl group with a phenyl substituent.
Synonyms:exact_synonym: benzenesulfonyl
 related_synonym: Formula=C6H5O2S;   SMILES=C=1(C=CC=CC1)S(=O)(=O)*;   benzenesulfonyl group;   phenylsulfonyl
 xref: DrugBank:DB03848

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Path 1
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  CHEBI ontology 925
    role 878
      application 512
        protecting group 0
          phenylsulfonyl group 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 925
    subatomic particle 910
      composite particle 910
        hadron 910
          baryon 910
            nucleon 910
              atomic nucleus 910
                atom 910
                  group 892
                    sulfonyl groups 0
                      phenylsulfonyl group 0
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