Cycloprolthrin is particularly effective for thermal fumigation against mosquitoes, with higher knockdown activity against housefly and Culex pipiens pallens than allthrin and natural pyrethrin. The commercial product of cycloprothrin is Chemicalbook light yellow oily liquid with a vapor pressure of 2.7×10-2Pa (20℃). It is insoluble in water and soluble in many organic solvents. It is unstable under sunlight and decomposes easily in alkalinity.