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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:133683 term browser browse the term
Definition:A 1,3-thiazole in which the hydrogen at position 2 has been replaced by an isobutyl group. A food flavour component with a green note that adds the characteristics of ripe tomatoes. Used in blackcurrent, papaya, melon, raspberry, and roast beef flavours, it also enhances the flavour of fresh lime.
Synonyms:exact_synonym: 2-isobutyl-1,3-thiazole
 related_synonym: 2-(2-methylpropyl)-1,3-thiazole;   2-(2-methylpropyl)thiazole;   FEMA 3134;   FEMA No. 3134;   Formula=C7H11NS;   InChI=1S/C7H11NS/c1-6(2)5-7-8-3-4-9-7/h3-4,6H,5H2,1-2H3;   InChIKey=CMPVUVUNJQERIT-UHFFFAOYSA-N;   SMILES=N1=C(SC=C1)CC(C)C
 xref: CAS:18640-74-9;   HMDB:HMDB0031862;   PMID:12358442;   PMID:12537448;   PMID:18459793;   PMID:20492278;   PMID:21436234;   PMID:21536621;   PMID:22998013;   PMID:3245266;   Reaxys:507823;   YMDB:YMDB01585

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Term Annotations click to browse term
  CHEBI ontology 19761
    role 19711
      application 19401
        food additive 14749
          flavouring agent 1842
            2-isobutylthiazole 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19761
    subatomic particle 19759
      composite particle 19759
        hadron 19759
          baryon 19759
            nucleon 19759
              atomic nucleus 19759
                atom 19759
                  main group element atom 19653
                    p-block element atom 19653
                      carbon group element atom 19569
                        carbon atom 19559
                          organic molecular entity 19559
                            organic molecule 19493
                              organic cyclic compound 19318
                                organic heterocyclic compound 18510
                                  heteroarene 16517
                                    monocyclic heteroarene 13359
                                      azole 12533
                                        thiazoles 1253
                                          1,3-thiazoles 645
                                            2-isobutylthiazole 0
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