1(Or 3)-ethyl-2-(heptadecenyl)-4,5-dihydro-1-(2-hydroxyethyl)-1-H-imidazolium ethyl sulphate 1H-Imidazolium, 1(or 3)-ethyl-2-(heptadecenyl)-4,5-dihydro-1-(2-hydroxyethyl)-, ethyl sulfate (salt) 68238-97-1 EINECS 269-414-9