HJ Wadsworth… - US Patent 7,935,852, 2011 - Google Patents ... The rigorous elimination of water from the reaction was thought necessary for good yields. Shah et al [1998 J. Chem. Soc, Perkin Trans. 1, pp 2043-6] examined the radiof- luoridation of diary liodonium salts using dry [18F] fluoride in a variety of anhydrous solvents. ... Related articles - All 3 versions