magnesium in tetrahydrofuran

in tetrahydrofuran 12 h, room temp.; distn.;

in tetrahydrofuran 12 h, room temp.; distn.;

in tetrahydrofuran (Ar); soln. of Sb compd. and Mg turnings was stirred for 3 h at room temp.; THF was removed in vac. and residue sepd. by distn.; elem. anal.; Bu3Sb was identified by MAS and b. p.;

chloro-trimethyl-silane; magnesium in tetrahydrofuran (Ar), bromide droped to Mg-chips and Me3SiCl in THF, stirred for 12 h at 25°C; evapd. at reduced pressure, washed several times with pentane, solvent evapd., distilled at 60-80°C/0.01 mm Hg, detected by NMR,MS;