2-Methoxy-4-vinylphenol is an aromatic substance used as a flavoring agent. It is one of the compounds responsible for the natural aroma of buckwheat. 2-Methoxy-4-vinylphenol is an aromatic substance used as a flavoring agent. It is one of the compounds responsible for the natural aroma of buckwheat. Some insects such as Rhynchophorus ferrugineus (Red palm weevil) use this substance for chemical signaling (pheromones).