methylamine in benzene Under N2, soln. of t-butoxide complex in benzene is stirred under 1 atm of H2NMe for 20 min at room temp.; Filtn., evapn., sublimation (40°C, 1E-2 mm Hg), elem. anal.;

ammonia in benzene Under N2, soln. of t-butoxide complex in benzene is stirred under 1 atm of NH3 for 0.5 h at room temp., volatiles are pumped off, residue is redissolved in benzene and stirred under NH3 for another hour.; Filtn., evapn., sublimation (40°C, 1E-2 mm Hg), elem. anal.;

 in  benzene  Under N2, heating in benzene soln. does not yield the hydride complex.;