triethylamine in methanol; acetonitrile (inert atm.), stirred slurry of AgNO3 in CH3CN/CH3OH cooled to 0°C, mixed with ligand and triethylamine in methanol, stirred at 0°C for 1 h; filtered, washed (methanol), dried (vac.), elem. anal.;

in methanol; water to AgNO3 in water was added a suspension of Na(thd) in methanol; light brown ppt. was sepd., soln. was stirred for 5 min, solid was collected by filtration and dried in vac. over P4O10 for 24 h;