oltipraz oltipraz oltipraz is an organosulfur compound belonging to the dithiolethione class. it acts as a schistosomicide and has been shown in rodent models to inhibit the formation of cancers in the bladder, blood, colon, kidney, liver, lung, pancreas, stomach, and trachea, skin, and mammary tissue. clinical trials of oltipraz have failed to demonstrate efficacy and have shown significant side effects, including neurotoxicity and gastrointestinal toxicity. oltipraz has also been shown to generate superoxide radical, which can be toxic. oltiprazclinical dataatc codenoneidentifiers iupac name 4-methyl-5-(2-pyrazinyl)-3-dithiolethione cas number64224-21-1 ypubchem cid47318chemspider43066 nunii6n510jul1ychebichebi:77319 nchemblchembl178459 ncomptox dashboard (epa)dtxsid7021079 echa infocard100.058.833 chemical and physical dataformulac8h6n2s3molar mass226.33 g·mol−13d model (jsmol)interactive image smiles cc1=c(ssc1=s)c2=nc=cn=c2 inchi inchi=1s/c8h6n2s3/c1-5-7(12-13-8(5)11)6-4-9-2-3-10-6/h2-4h,1h3 nkey:cknaqfvbehdjqv-uhfffaoysa-n n ny (what is this?) (verify)