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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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:tosyl group
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Accession:CHEBI:51094 term browser browse the term
Definition:A group, usually derived from the compound 4-toluenesulfonyl chloride, which forms esters and amides of toluenesulfonic acid; often used as a protecting group for alcohols and amines in organic synthesis reactions.
Synonyms:exact_synonym: (4-methylphenyl)(dioxido)-lambda(6)-sulfanyl;   (4-methylphenyl)sulfonyl
 related_synonym: Formula=C7H7O2S;   SMILES=Cc1ccc(cc1)S(-*)(=O)=O;   Ts group;   p-tolylsulfonyl;   p-tolylsulfonyl group
 xref: PMID:13867017



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Path 1
Term Annotations click to browse term
  CHEBI ontology 19810
    role 19759
      application 19468
        protecting group 0
          tosyl group 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19810
    subatomic particle 19809
      composite particle 19809
        hadron 19809
          baryon 19809
            nucleon 19809
              atomic nucleus 19809
                atom 19809
                  main group element atom 19706
                    p-block element atom 19706
                      chalcogen 19458
                        oxygen atom 19434
                          oxygen molecular entity 19434
                            hydroxides 19171
                              oxoacid 18489
                                chalcogen oxoacid 11492
                                  sulfur oxoacid 11100
                                    sulfonic acid 7367
                                      sulfo group 5769
                                        organosulfonic acid 5769
                                          arenesulfonic acid 685
                                            toluene-4-sulfonic acid 0
                                              tosyl group 0
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