4-Vinylanisole is an organic compound with the formula CH<sub>3</sub>OC<sub>6</sub>H<sub>4</sub>CH=CH<sub>2</sub>. It is one of three isomers of vinylanisole. A colorless liquid, 4-vinylanisole is found in a number of foods and drinks. It is also a monomer for the synthesis of modified polystyrenes. It is an aggregation pheromone used by locusts.