1-Ethyl-4,5-dihydro-1-(2-hydroxyethyl)-2-isoheptadecyl-1H-imidazolium ethyl sulphate 1H-Imidazolium, 1-ethyl-4,5-dihydro-1-(2-hydroxyethyl)-2-isoheptadecyl-, ethyl sulfate (salt) 2-Isoheptadecyl-1-hydroxyethyl-1-ethylimidazolinium ethylsulfate 67633-57-2 EINECS 266-775-4