2-Hydroxy-3-((1-oxoallyl)oxy)propyl 2-((1-oxoallyl)oxy)ethyl tetrapropenylsuccinate 70179-76-9 Butanedioic acid, (tetrapropenyl)-, 2-hydroxy-3-((1-oxo-2-propenyl)oxy)propyl 2-((1-oxo-2-propenyl)oxy)ethyl ester EINECS 274-365-1