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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 19909
    role 19880
      application 19720
        protecting group 0
          tosyl group 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19909
    subatomic particle 19907
      composite particle 19907
        hadron 19907
          baryon 19907
            nucleon 19907
              atomic nucleus 19907
                atom 19907
                  main group element atom 19846
                    p-block element atom 19846
                      chalcogen 19601
                        oxygen atom 19572
                          oxygen molecular entity 19572
                            hydroxides 19384
                              oxoacid 18821
                                chalcogen oxoacid 13816
                                  sulfur oxoacid 13608
                                    sulfonic acid 11632
                                      sulfo group 9963
                                        organosulfonic acid 9963
                                          arenesulfonic acid 689
                                            toluene-4-sulfonic acid 0
                                              tosyl group 0
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