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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:88427 term browser browse the term
Definition:A benzopyran that has formula C16H22O4.
Synonyms:related_synonym: 2,5,7,8-Tetramethyl-2-(2'-carboxyethyl)-6-hydroxychroman;   3-(6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-1-benzopyran-2-yl)propanoic acid;   6-Hydroxy-2,5,7,8-tetramethyl-2-Chromanpropionic acid;   6-Hydroxy-2-(2-carboxylethyl)-2,5,7,8-tetramethylchroman;   6-Hydroxy-2-carboxylethyl-2,5,7,8-tetramethylchroman;   Formula=C16H22O4;   InChI=1S/C16H22O4/c1-9-10(2)15-12(11(3)14(9)19)5-7-16(4,20-15)8-6-13(17)18/h19H,5-8H2,1-4H3,(H,17,18);   InChIKey=AXODOWFEFKOVSH-UHFFFAOYSA-N;   SMILES=O1C(CCC=2C1=C(C(=C(C2C)O)C)C)(CCC(=O)O)C
 xref: CAS:4072-32-6;   HMDB:HMDB0001518;   MetaCyc:CPD-11962;   PMID:11841923;   PMID:12420750;   PMID:8259194

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  CHEBI ontology 19810
    chemical entity 19810
      atom 19809
        nonmetal atom 19696
          oxygen atom 19434
            oxygen molecular entity 19434
              organooxygen compound 19004
                oxacycle 17588
                  benzopyran 10412
                    alpha-CEHC 0
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  CHEBI ontology 19810
    subatomic particle 19809
      composite particle 19809
        hadron 19809
          baryon 19809
            nucleon 19809
              atomic nucleus 19809
                atom 19809
                  main group element atom 19706
                    main group molecular entity 19706
                      p-block molecular entity 19706
                        carbon group molecular entity 19628
                          organic molecular entity 19618
                            organic molecule 19558
                              organic cyclic compound 19349
                                organic heterocyclic compound 18582
                                  organic heteropolycyclic compound 18059
                                    benzopyran 10412
                                      alpha-CEHC 0
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