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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:62851 term browser browse the term
Definition:A 3-hydroxy steroid that is obtained by formal dehydrogenation across positions 7 and 8 of 17beta-estradiol.
Synonyms:exact_synonym: estra-1(10),2,4,7-tetraene-3,17beta-diol
 related_synonym: 17beta-Dihydroequilin;   7-dehydro-17beta-estradiol;   Estra-1,3,5(10),7-tetraene-3,17beta-diol;   Formula=C18H22O2;   InChI=1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3-5,10,14,16-17,19-20H,2,6-9H2,1H3/t14-,16+,17+,18+/m1/s1;   InChIKey=NLLMJANWPUQQTA-UBDQQSCGSA-N;   SMILES=[H][C@]12CC[C@]3(C)[C@@H](O)CC[C@@]3([H])C1=CCc1cc(O)ccc21;   beta-Dihydroequilin
 xref: CAS:3563-27-7;   KEGG:C14485;   PMID:11812141;   PMID:11907935;   PMID:13321954;   PMID:15436498;   PMID:17110114;   PMID:19772289;   PMID:2031858;   PMID:7460819;   PMID:7495708;   PMID:7940618;   PMID:8077320;   PMID:8288704;   PMID:8874807;   PMID:9357533;   Reaxys:3034482

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Term Annotations click to browse term
  CHEBI ontology 19770
    role 19718
      biological role 19717
        biochemical role 19222
          metabolite 19199
            7,8-didehydro-17beta-estradiol 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19770
    subatomic particle 19768
      composite particle 19768
        hadron 19768
          baryon 19768
            nucleon 19768
              atomic nucleus 19768
                atom 19768
                  main group element atom 19655
                    p-block element atom 19655
                      carbon group element atom 19550
                        carbon atom 19539
                          organic molecular entity 19539
                            organic molecule 19461
                              organic cyclic compound 19232
                                organic polycyclic compound 16381
                                  steroid 12789
                                    hydroxy steroid 12370
                                      17-hydroxy steroid 11856
                                        17beta-hydroxy steroid 10577
                                          7,8-didehydro-17beta-estradiol 0
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