67907-01-1 Ethanaminium, N,N,N-trimethyl-2-((2-methyl-1-oxo-2-propenyl)oxy)-, chloride, polymer with ethyl 2-methyl-2-propenoate and methyl 2-methyl-2-propenoate Methyl methacrylate, ethyl methacrylate, N,N,N-trimethyl-2-((2-methyl-1-oxo-2-propenyl)oxy)ethanaminum