((1-Oxo-4-((1-oxoallyl)oxy)butyl)imino)di-2,1-ethanediyl diacrylate 2-Propenoic acid, ((1-oxo-4-((1-oxo-2-propenyl)oxy)butyl)imino)di-2,1-ethanediyl ester 66028-34-0 EINECS 266-082-7 N,N-Bis(2-acryloxyethyl)-4-acryloxybutyramide