in tetrahydrofuran byproducts: t-BuH; Addn. of a soln. of t-butyllithium in pentane to a soln. of {C6H2(CH3)3}2GeH2 in THF (-20 °C, 40 min).; {C6H2(CH3)3}2GeH2 is detected by H NMR, 13C NMR and IR. Not isolated in solid state.;

in tetrahydrofuran inert atmosphere; -20°C (20 min), then stirring (20°C, 2 h); hydrolysis, extn., concentration (vac.); elem. anal.;