testosterone nicotinate testosterone nicotinate testosterone nicotinate (brand names bolfortan, linobol) is an androgen and anabolic steroid medication made by esterifying nicotinic acid and testosterone it was formulated as a 50 mg/ml aqueous suspension provided in ampoules. the medication was manufactured and sold by lannacher heilmittel gmbh in austria. it is no longer marketed. testosterone nicotinateclinical datatrade namesbolfortan, linobolother nameswd-53routes ofadministrationintramuscular injectionidentifiers iupac name (1s,2r,10r,11s,14s,15s)-2,15-dimethyl-5-oxotetracycloheptadec-6-en-14-yl pyridine-3-carboxylate cas number668-56-4pubchem cid101826chemspider91999unii44f122yr9qcomptox dashboard (epa)dtxsid60985364 echa infocard100.010.522 chemical and physical dataformulac25h31no3molar mass393.527 g·mol−13d model (jsmol)interactive image smiles c12cc3(1cc2oc(=o)c4=cn=cc=c4)ccc5=cc(=o)cc35c inchi inchi=1s/c25h31no3/c1-24-11-9-18(27)14-17(24)5-6-19-20-7-8-22(25(20,2)12-10-21(19)24)29-23(28)16-4-3-13-26-15-16/h3-4,13-15,19-22h,5-12h2,1-2h3/t19-,20-,21-,22-,24-,25-/m0/s1key:khrrllsdlvleit-bkwlfhpqsa-n testosterone nicotinate had a relatively short duration, somewhere between that of testosterone propionate and testosterone enanthate.