testosterone decanoate testosterone decanoate testosterone decanoate (ban) is an androgen and anabolic steroid and a testosterone ester. it is a component of sustanon, along with testosterone propionate, testosterone phenylpropionate, and testosterone isocaproate. the medication has not been marketed as a single-drug preparation. testosterone decanoate has been investigated as a potential long-acting injectable male contraceptive. it has a longer duration of action than testosterone enanthate, but its duration is not as prolonged as that of testosterone undecanoate. parenteral durations of androgens/anabolic steroids medicationformmajor brand namesduration testosteroneaqueous suspensionandronaq, sterotate, virosterone2–3 days testosterone propionateoil solutionandroteston, perandren, testoviron3–4 days testosterone phenylpropionateoil solutiontestolent8 days testosterone isobutyrateaqueous suspensionagovirin depot, perandren m14 days mixed testosterone estersaoil solutiontriolandren10–20 days mixed testosterone estersboil solutiontestosid depot14–20 days testosterone enanthateoil solutiondelatestryl14–28 days testosterone cypionateoil solutiondepovirin14–28 days mixed testosterone esterscoil solutionsustanon 25028 days testosterone undecanoateoil solutionaveed, nebido100 days testosterone buciclatedaqueous suspension20 aet-1, cdb-1781e90–120 days nandrolone phenylpropionateoil solutiondurabolin10 days nandrolone decanoateoil solutiondeca durabolin21–28 days methandriolaqueous suspensionnotandron, protandren8 days methandriol bisenanthoyl acetateoil solutionnotandron depot16 days metenolone acetateoil solutionprimobolan3 days metenolone enanthateoil solutionprimobolan depot14 days note: all are via i.m. injection. footnotes: a = tp, tv, and tue. b = tp and tkl. c = tp, tpp, tica, and td. d = studied but never marketed. e = developmental code names. sources: see template. testosterone decanoateclinical dataother namestestosterone decylate; testosterone 17β-decanoateroutes ofadministrationintramuscular injectionidentifiers iupac name phenanthren-17-yl] decanoate cas number5721-91-5pubchem cid155143drugbankdb16001chemspider136680uniiijw60lao6skeggd08573chebichebi:35000chemblchembl1473654comptox dashboard (epa)dtxsid5046198 echa infocard100.024.752 chemical and physical dataformulac29h46o3molar mass442.684 g·mol−13d model (jsmol)interactive imagemelting point49.1 °c (120.4 °f) smiles cccccccccc(=o)o1cc21(cc32ccc4=cc(=o)cc34c)c inchi inchi=1s/c29h46o3/c1-4-5-6-7-8-9-10-11-27(31)32-26-15-14-24-23-13-12-21-20-22(30)16-18-28(21,2)25(23)17-19-29(24,26)3/h20,23-26h,4-19h2,1-3h3/t23-,24-,25-,26-,28-,29-/m0/s1key:lbervhlcxumdot-mpzzesaysa-n