1H-Imidazoleethanol, 4,5-dihydro-heptadecyl-, monohydrochloride 2-Heptadecyl-1-(2-hydroxyethyl)-2-imidazolinium chloride 53466-92-5 Caswell No. 474D EPA Pesticide Chemical Code 046607 Heptadecyl hydroxyethylimidazolinium chloride Heptadecyl-4,5-dihydro-1H-imidazoleethanol monohydrochloride