T=-78°C; 2.5 h; Inert atmosphere;

in dichloromethane byproducts: C6F5H, (C6F5)2, CdF2; cold soln. of Cd(C6F5)2 added to soln. of (C6F5)XeF (-78°C); kept(-78°C, 10 min); mother liquor collected; CH2Cl2 removed (-55°C, vac.); dried (-40°C);

tetramethyl-ammonium fluoride in dichloromethane byproducts: (C6F5)2, Me3SiF, C6F5H; XeF2 suspended (-78°C); Me3Si(C6F5) added; stirred (-60°C); precooled (Me4N)F added; warmed to -40°C; cooled to -60°C; stirred (-60°C, 4 h); pentated precooled at -78°C added; decanted; solid washed (pentane); dried (vac., from -50 to -35°C);

T=-40°C; 0.333333 h; Inert atmosphere;

T=-90°C; 0.333333 h; Inert atmosphere;

catalyst: F(1-) in dichloromethane react. of C6F5XeF and Me3SiC6F5 in CH2Cl2 (highly concd. solns.) under F(1-) catalysis;

in acetonitrile byproducts: (C6F5)2, C6F5H;