etanidazole etanidazole etanidazole is a nitroimidazole drug that was investigated in clinical trials for its radiosensitizing properties in cancer treatment. administration of etanidazole results in a decrease of glutathione concentration and inhibits glutathione s-transferase. the result is that tissues become more sensitive to the ionizing radiation. etanidazole names preferred iupac name n-(2-hydroxyethyl)-2-(2-nitro-1h-imidazol-1-yl)acetamide identifiers cas number 22668-01-5 n 3d model (jsmol) interactive image chembl chembl47405 y chemspider 3161 y drugbank db12736 echa infocard 100.164.363 pubchem cid 3276 unii 30dka3q1hl y comptox dashboard (epa) dtxsid8045434 inchi inchi=1s/c7h10n4o4/c12-4-2-8-6(13)5-10-3-1-9-7(10)11(14)15/h1,3,12h,2,4-5h2,(h,8,13) ykey: wcdwbpcfgjxfjz-uhfffaoysa-n y smiles o=()c1nccn1cc(=o)ncco properties chemical formula c7h10n4o4 molar mass 214.181 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references