nafimidone nafimidone nafimidone is an anticonvulsant drug of the imidazole class. it contains a naphthyl group. it seems to have been discovered by accident during a search for antifungal agents. nafimidoneidentifierscas number64212-22-2 ypubchem cid51200chemspider46394 nuniihzu3iq1ewwcomptox dashboard (epa)dtxsid80214426 chemical and physical dataformulac15h12n2omolar mass236.274 g·mol−13d model (jsmol)interactive image smiles c1=cc=c2c=c(c=cc2=c1)c(=o)cn3c=cn=c3 inchi inchi=1s/c15h12n2o/c18-15(10-17-8-7-16-11-17)14-6-5-12-3-1-2-4-13(12)9-14/h1-9,11h,10h2 nkey:itpvljqruqvnsd-uhfffaoysa-n n ny (what is this?) (verify) synthesis nafimidone synthesis: its synthesis is straightforward displacement of imidazole of the activated chlorine atom of chloro-methyl-β-naphthylketone.