反应条件
magnesium in diethyl ether Grignard-comp. prepd. from Br-compd. and Mg in ether was cooled with ice-water bath and added dropwise to 1.5 equiv. of pre-cooled (ice-water bath) soln. of B(OMe)3 in ether, stirring at 0-4 °C for 1 h; pouring into 5 percent HCl, org. layer was sepd., aq. layer was extd. with ether, extracts were combined, dried with MgSO4, evapd. under vac., solid was recrystd. from hot toluene, elem. anal.;
参考文献
Frohn; Adonin; Bardin; Starichenko
Zeitschrift fur Anorganische und Allgemeine Chemie, 2002 , vol. 628, # 13 p. 2827 - 2833
