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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:20747 term browser browse the term
Definition:A 6-oxo steroid that has formula C28H48O2.
Synonyms:exact_synonym: 6-oxo-5alpha-campestan-3beta-ol
 related_synonym: (24R)-3beta-hydroxy-5alpha-ergostan-6-one;   Formula=C28H48O2;   InChI=1S/C28H48O2/c1-17(2)18(3)7-8-19(4)22-9-10-23-21-16-26(30)25-15-20(29)11-13-28(25,6)24(21)12-14-27(22,23)5/h17-25,29H,7-16H2,1-6H3/t18-,19-,20+,21+,22-,23+,24+,25-,27-,28-/m1/s1;   InChIKey=NBJZGNFIZZWBOJ-JSHJXQBASA-N;   SMILES=[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC(=O)[C@@]4([H])C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CC[C@@H](C)C(C)C
 xref: Beilstein:7415873;   KEGG:C15789;   KNApSAcK:C00007273;   LIPID_MAPS_instance:LMST01030133
 xref_mesh: MESH:C411123

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  CHEBI ontology 0
    chemical entity 0
      group 0
        inorganic group 0
          oxo group 0
            organic oxo compound 0
              carbonyl compound 0
                ketone 0
                  oxo steroid 0
                    6-oxo steroid 0
                      6-oxocampestanol 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    p-block element atom 0
                      carbon group element atom 0
                        carbon atom 0
                          organic molecular entity 0
                            organic molecule 0
                              organic cyclic compound 0
                                organic polycyclic compound 0
                                  steroid 0
                                    hydroxy steroid 0
                                      3-hydroxy steroid 0
                                        sterol 0
                                          3beta-sterol 0
                                            campestanol 0
                                              6-oxocampestanol 0
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