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Mepitiostane (Thioderon)

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Mepitiostane is an orally active anti-estrogenic steroid commercially introduced in Japan in 1979 under the brand name Thioderon.

Mepitiostane is the chemical name of active ingredient in Thioderon. Thioderon is a registered trademark of Shionogi & Company (Japan) in the United States and/or other countries.

Mepitiostane Chemical Structure

Trivial Name Mepitiostane
Chemical Name 2-alpha,3 alpha-epithio-5 alpha-androstan-17 beta-yl-1-methoxycyclopentyl ether
CAS Number 21362-69-6
Merck Index Number 5687
Chemical Formula C25 H40O2S
Molecular Weight 404.66 g/mol
Legal Status Illegal (US); DEA Schedule III (US)
Route of Administration Oral

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