in acetonitrile byproducts: HNMe2; High Pressure; under inert atm. to soln. Bu3GeNMe2 in MeCN soln. Me3GeH in MeCN was added and heated in tube sealed with Teflon plug at 85°C for 48 h; soln. was allowed to cool, volatiles were removed in vacuo, residue was distilled in Kugelrohr oven (85°C, 0.05 Torr); elem. anal.;

in tetrahydrofuran; N,N,N',N',N'',N''-hexamethylphosphoric triamide (Ar); soln. of SmI2 (2 equiv.) in THF was added to soln. of Bu3GeCl and Me3GeBr (1/1) in hexamethylphosphoric triamide; mixt. was stirred at room temp. for 15 h; chromd. (silica gel, ether); evapd.; chromd. (silica gel, hexane);

1: benzene 2: acetonitrile-D3 View Scheme