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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:35223 term browser browse the term
Definition:A substance that increases the rate of a reaction without modifying the overall standard Gibbs energy change in the reaction.
Synonyms:related_synonym: Katalysator;   catalizador;   catalyseur

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Your selection has 8292 annotated objects. The maximum number of objects that can be shown is 2000. The list is too large to display.

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    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19900
        role 19875
          chemical role 19497
            catalyst 8292
              4-hydroxy-TEMPO + 87
              CaMn4O5 cluster 0
              N,N,N',N'-tetramethylethylenediamine 0
              TEMPO + 102
              barium acetate 0
              cobalt(II) bis(acetylacetonate) 0
              greigite 0
              iron(3+) sulfate + 4
              iron(3+) sulfate hydrate 0
              palladium(II) chloride 1
              phase-transfer catalyst + 6
              phosphine + 37
              piperidine + 105
              platinum dichloride + 0
              potassium carbonate 0
              pyrite 0
              sodium amide 0
              sulfuric acid + 8241
              triethylenediamine 1
              yttrium chloride 10
              zirconium tetrachloride 0
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