in toluene
boroxine was added dropwise under Ar to an agitated soln. of(C2H5AlCl2)2 in toluene at -78°C and the mixt. allowed to warm slowly up to 20°C;; removal of volatiles (1 Torr/20 °C), sublimation at 0.001 Torr/60 °C;;
参考文献
Koester, Roland; Angermund, Klaus; Serwatowski, Janusz; Sporzynski, Andrzej
Chemische Berichte, 1986 , vol. 119, # 4 p. 1301 - 1314