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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 24838
    chemical entity 24808
      atom 24799
        nonmetal atom 24536
          oxygen atom 23692
            oxygen molecular entity 23692
              organooxygen compound 23245
                oxacycle 19678
                  benzopyran 10928
                    alpha-CEHC 0
Path 2
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  CHEBI ontology 24838
    subatomic particle 24799
      composite particle 24799
        hadron 24799
          baryon 24799
            nucleon 24799
              atomic nucleus 24799
                atom 24799
                  main group element atom 24667
                    main group molecular entity 24667
                      p-block molecular entity 24660
                        carbon group molecular entity 24464
                          organic molecular entity 24428
                            organic molecule 24311
                              organic cyclic compound 23583
                                organic heterocyclic compound 21923
                                  organic heteropolycyclic compound 21117
                                    benzopyran 10928
                                      alpha-CEHC 0
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