2-beta-Imidazol-4'(5')-ylacryloyloxyethyltrimethylammonium chloride hydrochloride 6032-82-2 Choline, chloride urocanate, hydrochloride (6CI) Choline, chloride, imidazole-4-acrylate, monohydrochloride Ethanaminium, 2-((3-(1H-imidazol-4-yl)-1-oxo-2-propenyl)oxy)-N,N,N-trimethyl-, chloride, HCl Ethanaminium, 2-((3-(1H-imidazol-4-yl)-1-oxo-2-propenyl)oxy)-N,N,N-trimethyl-, chloride, monohydrochloride (9CI) Murexine chloride hydrochloride NSC 172794 Urocanylcholine chloride hydrochloride beta-(4-Imidazolyl)acrylcholine chloride hydrochloride