etozolin etozolin etozolin (diulozin, elkapin, etopinil) is a loop diuretic used in europe. it is believed to be discontinued. etozolinclinical datatrade namesdiulozin, elkapin, etopinilother namesetozolineroutes ofadministration?atc codec03cx01 (who) legal statuslegal status in general: ℞ (prescription only) identifiers iupac name ethyl (2z)-(3-methyl-4-oxo-5-piperidin-1-yl-1,3-thiazolidin-2-ylidene)ethanoate cas number73-09-6pubchem cid5743585drugbankdb08982 ychemspider4675409uniiueo8uw9v1zcomptox dashboard (epa)dtxsid40874489 echa infocard100.000.722 chemical and physical dataformulac13h20n2o3smolar mass284.37 g·mol−13d model (jsmol)interactive image smiles ccoc(=o)/c=c1/n(c)c(=o)c(s1)n2ccccc2