Alpha-cypermethrin is a widely used pyrethroid insecticide. It has a low aqueous solubility, in relatively volatile and, based on its chemical properties, is not expected to leach to groundwater. However, it is considered to be a serious water pollutant.
Alpha-cypermethrin is a broad-spectrum type II pyrethroid restricted use pesticide that is registered for use on soybeans, corn, vegetables, sugar beets, wheat, alfalfa and other minor crops.