Steroids / 19-nortestosterone derivatives

Tetrahydrogestrinone THG

The designer steroid at the centre of the BALCO doping scandal.

Also known as The Clear, 643MR6L9LB, RefChem:188677, 111-759-3, Tetrahydrogestrinone (>90%), Tetrahydrogestrinone 90%, Tetrahydrogestrinone (THG), BIDD:ER0580

Effects Build muscle

Routes Oral

Legal status Unapproved / investigational

WADA Banned at all times

3D Molecular Structure of C₂₁H₂₈O₂

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Chemistry

Formula: C21H28O2
Molar mass: 312.4
CAS: 618903-56-3
PubChem CID: 6857686
IUPAC name: (8S,13S,14S,17S)-13,17-diethyl-17-hydroxy-1,2,6,7,8,14,15,16-octahydrocyclopenta[a]phenanthren-3-one
InChIKey: OXHNQTSIKGHVBH-ANULTFPQSA-N