dimethyldienolone dimethyldienolone dimethyldienolone (developmental code name ru-2788), or 7α,17α-dimethyldienolone, also known as δ9-7α,17α-dimethyl-19-nortestosterone or as 7α,17α-dimethylestr-4,9-dien-17β-ol-3-one, is a 17α-alkylated androgen/anabolic steroid of the 19-nortestosterone group which was never marketed. it is closely related to dimethyltrienolone, as well as to mibolerone and metribolone. dimethyldienolone shows high affinity for the androgen and progesterone receptors. dimethyldienoloneclinical dataother namesru-2788; 7α,17α-dimethyldienolone; δ9-mibolerone; δ9-7α,17α-dimethyl-19-nortestosterone; 7α,17α-dimethylestr-4,9-dien-17β-ol-3-onedrug classandrogen; anabolic steroididentifierscas number15506-10-2 yuniiq8ktt5phq5chemical and physical dataformulac20h28o2molar mass300.442 g·mol−13d model (jsmol)interactive image smiles o()(c)1cc()2()3(c)cc4=cc(ccc4=c3cc21c)=o inchi inchi=1s/c20h27o2/c1-12-10-13-11-14(21)4-5-15(13)16-6-8-19(2)17(18(12)16)7-9-20(19,3)22/h11,17-18,22h,4-10h2,1-3h3/t17-,18+,19-,20-/m0/s1key:imhvobkuzqvufu-yrpnkdgesa-n