格氏试剂与有机锂谜剂的制备 RX+ Mg et the RMaX RX=CH3l、CH3CH2Br、PhBr、CH2=CHBr,PhCH2C (1)RX+Li RLi Li (2)RX+R"i—RLi B BI 120%C NC Br BuL NC -100°C (3)RH+RLi—R oCHa oCH Buli 35°C格氏试剂与有机锂试剂的制备 RX + Mg RMgX RX = CH3I、CH3CH2Br、PhBr、CH2＝CHBr, PhCH2Cl RX + Li RLi RX + R'Li RLi Br BuLi Li NC Br BuL NC Li i RH + R'Li RLi OCH3 OCH3 Li BuLi ether (1) (2) -120 oC -100 oC (3) 35 oC