testosterone phosphate testosterone phosphate testosterone phosphate (brand name telipex aquosum) is an androgen and anabolic steroid and a testosterone ester. its structure is contained within polytestosterone phloretin phosphate. testosterone phosphateclinical datatrade namestelipex aquosumother namestestosterone 17β-phosphate; testosterone 17β-(dihydrogen phosphate)routes ofadministrationintramuscular injectionidentifiers iupac name phenanthren-17-yl] dihydrogen phosphate cas number1242-14-4pubchem cid9929198chemspider8104829chemical and physical dataformulac19h29o5pmolar mass368.410 g·mol−13d model (jsmol)interactive image smiles c12cc3(1cc2op(=o)(o)o)ccc4=cc(=o)cc34c inchi inchi=1s/c19h29o5p/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(24-25(21,22)23)19(15,2)10-8-16(14)18/h11,14-17h,3-10h2,1-2h3,(h2,21,22,23)/t14-,15-,16-,17-,18-,19-/m0/s1key:nwjxkhvjfgaomy-dykiifrcsa-n