benzene in benzene Kinetics; byproducts: (C6H5)Si(CH3)3; arene exchange reaction at 170°C; NMR;

acetone; cesium fluoride in N,N-dimethyl-formamide stirring at room temp. for 10.0 h in inert atm.; washed with water, diluted with ether, filtered, dried with Na2SO4, crystd. in n-hexane;

water; cesium fluoride in N,N-dimethyl-formamide addn. of Cr complex and butyraldehyde soln. to CsF under N2, 0°C; heating to 20°; after 1h addn. of H2O; stirring, 30 min; addn. of diethylether; filtration; washing filtrate (H2O); drying (K2SO4); evapn.; fractionated crystn. (n-hexane); elem. anal.;

acetophenone; cesium fluoride in N,N-dimethyl-formamide stirring at room temp. for 7.0 h in inert atm.; washed with water, diluted with ether, filtered, dried with Na2SO4, crystd. in n-hexane;

water; cesium fluoride in N,N-dimethyl-formamide addn. of Cr complex and acetaldehyde soln. via syringe to CsF under N2,20°C; stirring, 50°C, 10h; addn. of H2O; extn. (diethyl ether); drying ether phase (MgSO4); evapn.; chromy. (silica gel, dichloromethane); elem. anal.;

cesium fluoride in N,N-dimethyl-formamide stirring at room temp. for 6.0 h in inert atm.; washed with water, diluted with ether, filtered, dried with Na2SO4, crystd. in n-hexane;

cesium fluoride in N,N-dimethyl-formamide stirring at room temp. for 5.0 h in inert atm.; washed with water, diluted with ether, filtered, dried with Na2SO4, crystd. in n-hexane;