Submit Data |  Help |  Video Tutorials |  News |  Publications |  FTP Download |  REST API |  Citing RGD |  Contact   


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.

go back to main search page
Accession:CHEBI:71824 term browser browse the term
Definition:An oxaspiro compound that is spirost-5-en substituted by hydroxy groups at positions 3 and 17 (3beta,25R stereoisomer).
Synonyms:exact_synonym: (3beta,25R)-spirost-5-en-3,17-diol
 related_synonym: (25R)-spirost-5-ene-3beta,17-diol;   Formula=C27H42O4;   InChI=1S/C27H42O4/c1-16-7-12-26(30-15-16)17(2)27(29)23(31-26)14-22-20-6-5-18-13-19(28)8-10-24(18,3)21(20)9-11-25(22,27)4/h5,16-17,19-23,28-29H,6-15H2,1-4H3/t16-,17-,19+,20-,21+,22+,23+,24+,25+,26-,27-/m1/s1;   InChIKey=SYYHBUHOUUETMI-WJOMMTHPSA-N;   SMILES=[H][C@]12C[C@@]3([H])[C@]4([H])CC=C5C[C@@H](O)CC[C@]5(C)[C@@]4([H])CC[C@]3(C)[C@@]1(O)[C@H](C)[C@@]1(CC[C@@H](C)CO1)O2
 xref: Reaxys:53988

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19875
    role 19825
      biological role 19825
        biochemical role 19360
          metabolite 19341
            pennogenin 0
              floribundasaponin A 0
              mannioside A 0
Path 2
Term Annotations click to browse term
  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 molecule 19586
                              organic cyclic compound 19395
                                organic polycyclic compound 16425
                                  steroid 12826
                                    hydroxy steroid 12411
                                      3-hydroxy steroid 10028
                                        3beta-hydroxy steroid 1994
                                          3beta-hydroxy-Delta(5)-steroid 1840
                                            pennogenin 0
                                              floribundasaponin A 0
                                              mannioside A 0
paths to the root