sodium in ammonia Irradiation (UV/VIS); (C6H5)3SnCl was dissolved in ammonia, Na metal was added until a blue color persisted for 5 min, when the blue color dissapeared, phosphate ester was added, the mixt. was UV-irradiated with stirring for 1.5 h; excess of CH3I was added, NH3 was evapd., the residue was treated with water, extd. with ether, washed with aq. satd. soln. of NaCl, dried over MgSO4, recrystd. in ethanol;

sodium in ammonia Irradiation (UV/VIS); (C6H5)3SnCl was dissolved in ammonia, Na metal was added until a blue color persisted for 5 min, when the blue color dissapeared, phosphate ester was added, the mixt. was UV-irradiated with stirring for 1.5 h; excess of CH3I was added, NH3 was evapd., the residue was treated with water, extd. with ether, washed with aq. satd. soln. of NaCl, dried over MgSO4, recrystd. in ethanol;

sodium in ammonia Irradiation (UV/VIS); react. 2 equiv. Ph3SnNa with 1,4-C6H4(OPO(OEt)2)2 in liquid ammonia in the presence of Na metal under UV irradiation for 2 h;

in ammonia Irradiation (UV/VIS); react. 2 equiv. Ph3SnNa with 1,4-BrC6H4OPO(OEt)2 in liquid ammonia under UV irradiation for 1.5 h;

potassium tert-butylate in acetonitrile Irradiation (UV/VIS); treatment of Sn-hydride with KO(t)Bu, addn. of slight excess of aryl halide, irradiation for 7 h (250 W lamp, maximal emitting at 350 nm); addn. of MeI and water, extn. into Et2O;

in tetrahydrofuran addn. of triphenyltin chloride to a THF soln. of BrYbC6H4YbBr; hydrolysis (H(1+));;

in tetrahydrofuran addn. of triphenyltin chloride to a THF soln. of BrSmC6H4SmBr; hydrolysis (H(1+));;

in tetrahydrofuran addn. of triphenyltin chloride to a THF soln. of ClYbC6H4YbCl; hydrolysis (H(1+));;

in tetrahydrofuran addn. of triphenyltin chloride to a THF soln. of BrYbC6H4YbCl; hydrolysis (H(1+));;

in tetrahydrofuran addn. of triphenyltin chloride to a THF soln. of BrSmC6H4SmCl; hydrolysis (H(1+));;