- Clostebol
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Clostebol Systematic (IUPAC) name (8S,9S,10R,13S,14S,17S)-4-chloro-17-hydroxy-10,13-dimethyl- 1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one Clinical data Pregnancy cat. ? Legal status ? Identifiers CAS number 1093-58-9 ATC code None PubChem CID 68947 DrugBank DB01521 ChemSpider 62171 UNII Z7D4G976SH KEGG D07731 Chemical data Formula C19H27ClO2 Mol. mass 322.869 g/mol SMILES eMolecules & PubChem (what is this?) (verify) Clostebol (INN), usually as the ester clostebol acetate, is a synthetic anabolic androgenic steroid. Clostebol is the 4-chloro derivative of the natural hormone testosterone.
It is a weak anabolic steroid which was used by athletes from the German Democratic Republic (East Germany). It is a version of testosterone that is chlorinated so as to prevent conversion to DHT while also rendering the chemical incapable of conversion to estrogen.
See also
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