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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
CAS number 1093-58-9
ATC code  ?
PubChem 68947
Chemical data
Formula C19H27ClO2 
Mol. mass 322.869 g/mol
Pharmacokinetic data
Bioavailability  ?
Metabolism  ?
Half life  ?
Excretion  ?
Therapeutic considerations
Pregnancy cat.


Legal status
Routes  ?

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.

See also

Weak Anabolic Steroid used often by Germans during their Olympic glory days. Version of testosterone that is chlorinated so as to prevent converstion to DHT while also rendering the chemical incapable of concersion to estrogen. Although these are both desirable to body builders, the chemical never became popular in the US probably due to availability and the weak nature as compared with testosterone.

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Clostebol". A list of authors is available in Wikipedia.
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