in diethyl ether -80 deg C to r.t.;

in hexane under N2 in a glove box, addn. of Li salt to Ti(NEt2)3Cl soln., stirring, colour change to orange brown; not isolated, react. monitored via NMR spect.;

in hexane under N2 in a glove box, addn. of Li salt to Ti(NMe2)3Cl soln., stirring, colour change to orange brown; not isolated, react. monitored via NMR spect.;

in diethyl ether byproducts: Ni(PMe3)4; condensation of ether to educts (-70°C), rise of temp. (20°C, slowly), filtration; crystn. on cooling (-70°C), drying and sublimation of Ni(PMe3)4 (40°C, 13 Pa); elem. anal.;

in benzene-d6 T=20°C; 2 h; Cooling with liquid nitrogen;