1-(2-((2-Cyanoethyl)(1-oxooctadecyl)amino)ethyl)-2-heptadecyl-4,5-dihydro-1-methyl-1H-imidazolium methyl sulphate 1H-Imidazolium, 1-(2-((2-cyanoethyl)(1-oxooctadecyl)amino)ethyl)-2-heptadecyl-4,5-dihydro-1-methyl-, methyl sulfate 67874-18-4 EINECS 267-457-8