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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:4-methyl-3-oxopentanoic acid
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Accession:CHEBI:29024 term browser browse the term
Definition:A branched-chain fatty acid that is 4-methylpentanoic acid carrying an oxo substituent at C-3.
Synonyms:related_synonym: 3-Oxo-4-methylpentanoate;   3-Oxo-4-methylpentanoic acid;   Formula=C6H10O3;   InChI=1S/C6H10O3/c1-4(2)5(7)3-6(8)9/h4H,3H2,1-2H3,(H,8,9);   InChIKey=ZXLSKTZECNUVIS-UHFFFAOYSA-N;   SMILES=CC(C)C(=O)CC(O)=O;   beta-Ketoisocaproate;   beta-Ketoisocaproic acid;   beta-oxo-4-methylcaproic aicd;   beta-oxo-4-methylpentanoic aicd
 alt_id: CHEBI:1621;   CHEBI:18673
 xref: KEGG:C03467;   LIPID_MAPS_instance:LMFA01020276
 cyclic_relationship: is_conjugate_acid_of CHEBI:62222

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  CHEBI ontology 19875
    role 19825
      biological role 19825
        biochemical role 19360
          metabolite 19341
            eukaryotic metabolite 18998
              plant metabolite 17475
                valeric acid 14366
                  4-methyl-3-oxopentanoic acid 0
Path 2
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  CHEBI ontology 19875
    subatomic particle 19873
      composite particle 19873
        hadron 19873
          baryon 19873
            nucleon 19873
              atomic nucleus 19873
                atom 19873
                  main group element atom 19763
                    p-block element atom 19763
                      carbon group element atom 19668
                        carbon atom 19657
                          organic molecular entity 19657
                            organic group 18569
                              organic divalent group 18560
                                organodiyl group 18560
                                  carbonyl group 18468
                                    carbonyl compound 18468
                                      carboxylic acid 18142
                                        monocarboxylic acid 17513
                                          fatty acid 16028
                                            saturated fatty acid 16001
                                              straight-chain saturated fatty acid 15450
                                                valeric acid 14366
                                                  4-methyl-3-oxopentanoic acid 0
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