DEET is a widely used insecticide. Spray it on the skin or clothes to avoid insect and mosquito bites. Density: 0.998g/cm3 Melting point: -45 ºC Boiling point: 297.5 ºC Flash point: 141.7 ºC logP:1.96 [30] Refractive index: 1.517 [30] Appearance: colorless to amber liquid Solubility: insoluble in water, miscible with ethanol, ether, benzene, propylene glycol, cottonseed oil