(E)-4-(2-Nitrophenyl)-4-oxobut-2-enoic acid

(E)-4-(2-Nitrophenyl)-4-oxobut-2-enoic acid is an intermediate that can be used to synthesize Phenyl-4-oxo-2-butenoic acid. Phenyl-4-oxo-2-butenoic acid has high antiulcer and antisecretory activities.