Methapyrilene hydrochloride hepatocarcinogenesis dependent chemical compound Methapyrilene hydrochloride [hepatocarcinogenesis] A hydrochloride that is the monohydrochloride salt of methapyrilene. C14H19N3S.ClH C14H20ClN3S CAS:135-23-9 Cl.CN(C)CCN(Cc1cccs1)c1ccccn1 DrugBank:DB04819 N,N-dimethyl-N'-pyridin-2-yl-N'-[(thiophen-2-yl)methyl]ethane-1,2-diamine hydrochloride PMID:22584684