Synonyms: 1H-Imidazolium, 1(or 3)-ethyl-2-(heptadecen-1-yl)-4,5-dihydro-1-(2-hydroxyethyl)-, ethyl sulfate (1:1);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);1-ethyl-2-(heptadec-16-en-1-yl)-1-(2-hydroxyethyl)-4,5-dihydro-1H-imidazol-1-ium ethyl sulfate