1-(beta-Hydroxyethyl)-3-ethyl-2-heptadecenylimidazolidinium, ethosulfate 1-Ethyl-2-heptadecyl-3-(2-hydroxyethyl)-1H-imidazolium ethyl sulphate 1H-Imidazolium, 1-ethyl-2-heptadecyl-3-(2-hydroxyethyl)-, ethyl sulfate (salt) 38550-83-3 EINECS 253-995-0