61022 <common-name>17Alpha-Hydroxy-2-(hydroxymethylene)pregn-4-en-20-yn-3-one</common-name> <description nil="true"/> <cas>02-02-87</cas> <pubchem-id>3034680</pubchem-id> <chemical-formula>C22H28O3</chemical-formula> <weight nil="true"/> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-03-27T01:13:25Z</created-at> <updated-at type="dateTime">2026-05-20T18:54:56Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>[H][C@@]12CC[C@@](O)(C#C)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)\C(C[C@]12C)=C/O</moldb-smiles> <moldb-formula>C22H28O3</moldb-formula> <moldb-inchi>InChI=1/C22H28O3/c1-4-22(25)10-8-18-16-6-5-15-11-19(24)14(13-23)12-20(15,2)17(16)7-9-21(18,22)3/h1,11,13,16-18,23,25H,5-10,12H2,2-3H3/b14-13-/t16-,17+,18+,20+,21+,22+/s2</moldb-inchi> <moldb-inchikey>FYEOMZSZJFOTGQ-AIWAWJDX-N</moldb-inchikey> <moldb-average-mass type="decimal">340.463</moldb-average-mass> <moldb-mono-mass type="decimal">340.203845</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>2299104</chemspider-id> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM056915</chemdb-id> <dsstox-id>DTXSID301025472</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00007018</susdat-id> <iupac>(2Z,8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-2-(hydroxymethylidene)-10,13-dimethyl-1,6,7,8,9,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> </compound>