5α-Androstan-3,6,17-trione is an analog of 4-androstene-3,6,17-trione (4-AT, 6-OXO), an irreversible aromatase inhibitor that is used to increase serum androgen levels. 5α-Androstan-3,6,17-trione is considered a designer drug and is regulated in the United States. The physiological and toxicological properties of this compound are not known. This product is intended for forensic and research applications.