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The first example of addition reactions of sterically hindered terminal olefins, α-substituted styrenes, with perfluoroalkyl iodides initiated by sodium dithionite
Sodium dithionite can smoothly induce the addition reaction of perfluoroalkyl iodide (1) to α-substituted styrenes (2) to give perfluoroalkyl substituted styrenes and their hydrogenated products. The mechanism is discussed.