NaHg(x) in tetrahydrofuran (N2), (Mn(CO)5)2 and NaHg(x) in THF filtered, added to soln. of PhMeSnCl2 in THF (2h); evapd., extracted with Et2O, washed with water, dried over MgSO4, filtered, evapd., recrystd. from petroleum ether at 40°C, elem. anal.;

hydrogenchloride in diethyl ether to cooled soln. of Ph2MeSnMn(CO)5 in Et2O added dropwise HCl in Et2O, mixture left overnight; evapd., mixture chromd. (SiO2, C6H6/petroleum ether 1/3, 40°C);