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Other names | RU-2065; Trenavar; Triendione; Estra-4,9,11-triene-3,17-dione |
Drug class | Androgen; Anabolic steroid; Progestogen |
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Formula | C18H20O2 |
Molar mass | 268.356 g·mol−1 |
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Trendione (developmental code name RU-2065; nickname Trenavar), also known as estra-4,9,11-triene-3,17-dione, is an androgen prohormone as well as metabolite of the anabolic steroid trenbolone.[1][2][3][4][5] Trendione is to trenbolone as androstenedione is to testosterone.[6] The compound is inactive itself, showing more than 100-fold lower affinity for the androgen and progesterone receptors than trenbolone.[7][8] It is a designer steroid and has been sold on the internet as a "nutritional supplement".[1] Trendione is listed in the United States Designer Anabolic Steroid Control Act of 2014.[1]