Silyl-substituted bis(bromozincio)methanes (RMe2SiCH(ZnBr)2; R = Me, Ph, and p-MeO-C6H4), prepared from the corresponding dibromides by Pb catalyzed reaction with zinc, reacted stepwise with two different electrophiles, R1X and E+, yielding R1-CH(SiMe2R)-E.
硅基取代的双(
溴锌基)
甲烷(RMe2SiCH(ZnBr)2;R = Me、Ph 和 p-MeO-
C6H4)由相应的二
溴化物通过
铅催化
锌反应制备而成,与两种不同的亲电体 R1X 和 E+ 逐步反应,生成 R1-CH(SiMe2R)-E。