反应条件
n-butyllithium; ammonium chloride in tetrahydrofuran; hexane byproducts: LiBr; BuLi in hexane was added to THF-soln. at -100°C under Ar, stirred for 15 min, B(OMe)3 was added at -100°C, the mixt. was slowly warmed up and stirred for 14 h at 20°C, evapd., pinacol, NH4Cl, PhMe was added, reflux for 3 h; concd. at vac., suspd. in H2O, 2M HCl, extd. with CH2Cl2, org. layer were dried (MgSO4) and concd. in vac., bulb-to-bulb distn. (100°C, 0.1 Torr); elem. anal.;
参考文献
Sebo, Lubomir; Diederich, Francois; Gramlich, Volker
Helvetica Chimica Acta, 2000 , vol. 83, # 1 p. 93 - 113
