1-Androstenedione, or 5α-androst-1-ene-3,17-dione, also known as 4,5α-dihydro-δ1-4-androstenedione, is a synthetic androgen and anabolic steroid. It is a 5α-reduced isomer of the endogenous steroid 4-androstenedione and acts as an androgen prohormone of 1-testosterone (4,5α-dihydro-δ1-testosterone), a derivative of dihydrotestosterone (DHT).[1]
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Other names | 5α-Androst-1-ene-3,17-dione |
Routes of administration | Oral |
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Formula | C19H26O2 |
Molar mass | 286.415 g·mol−1 |
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1-Androstenedione is on the World Anti-Doping Agency's list of prohibited substances,[2] and is therefore banned from use in most major sports.