136474-66-3 66216-56-6 Allyl (2-(2-oxoimidazolidin-1-yl)ethyl)carbamate Carbamic acid, (2-(2-oxo-1-imidazolidinyl)ethyl)-, 2-propenyl ester EINECS 266-258-3 N-2-(Allylcarbamato)aminoethylimidazolidinone