in diethyl ether; hexane under inert gas; soln. of borazine (3.26 mmol) in mixt. of hexane (10 ml) and Et2O (10 ml) added to soln. of PBr3 (1.63 mmol) in hexane; stirredovernight; LiBr removed by filtration; evapd. (vac.) by 2/3 of volume; kept (5°C, wk); elem. anal.;
参考文献
European Journal of Inorganic Chemistry, , # 27 p. 4282 - 4297
in diethyl ether addn. of a soln. of PBr3 in ether to a suspension of LiH in ether in a high-vacuum apparatus; formation of H2, LiBr and pptn. of (PH)(x);; removal of LiH and LiBr with distd. water or cooled HCl soln. in methanol;;
in neat (no solvent) complete react. of PBr3 with NaN3 at 165-167 °C after 18 h under evolution of N2;; removal of NaBr and an excess of NaN3 by filtration with a glass frit, removal of remained PBr3 on distg. in vac.;;
