Einecs 280-453-0

1,5-bis[2-[(2-methyl-1-oxoallyl)oxy]ethyl] dihydrogen benzene-1,2,4,5-tetracarboxylate

1,5-Bis[[2-[(2-methyl-1-oxo-2-propenyl)oxy]ethoxy]carbonyl]-2,4-benzenedicarboxylic acid