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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:2-(hydroxymethyl)-4-oxobutanoic acid
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Accession:CHEBI:17413 term browser browse the term
Definition:A 4-oxo monocarboxylic acid that is 4-oxobutanoic acid which is substituted by a hydroxymethyl group at position 2.
Synonyms:related_synonym: 2-(Hydroxymethyl)-4-oxobutanoate;   2-Hydroxymethyl succinate semialdehyde;   Formula=C5H8O4;   InChI=1S/C5H8O4/c6-2-1-4(3-7)5(8)9/h2,4,7H,1,3H2,(H,8,9);   InChIKey=QZXWGGGNYORFOK-UHFFFAOYSA-N;   SMILES=OCC(CC=O)C(O)=O;   alpha-Hydroxymethyl succinate semialdehyde
 alt_id: CHEBI:11476;   CHEBI:19419;   CHEBI:973
 xref: KEGG:C04106
 cyclic_relationship: is_conjugate_acid_of CHEBI:58135

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  CHEBI ontology 21737
    role 21715
      application 21221
        solvent 17569
          formic acid 8942
            formyl group 8916
              aldehyde 8916
                alpha-CH2-containing aldehyde 1771
                  2-(hydroxymethyl)-4-oxobutanoic acid 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 21737
    subatomic particle 21723
      composite particle 21723
        hadron 21723
          baryon 21723
            nucleon 21723
              atomic nucleus 21723
                atom 21723
                  main group element atom 21638
                    p-block element atom 21638
                      carbon group element atom 21444
                        carbon atom 21345
                          organic molecular entity 21345
                            organic group 19925
                              organic divalent group 19912
                                organodiyl group 19912
                                  carbonyl group 19897
                                    carbonyl compound 19897
                                      carboxylic acid 19219
                                        monocarboxylic acid 18555
                                          fatty acid 16605
                                            short-chain fatty acid 16248
                                              fatty acid 4:0 8051
                                                butyric acid 6323
                                                  2-(hydroxymethyl)-4-oxobutanoic acid 0
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