Highly functionalized arylmagnesium bromides are readily prepared by an iodine–magnesium exchange reaction. In the presence of catalytic amounts of copper(I) salts and chlorotrimethylsilane, they add to various enones leading to the conjugate addition products in 66–89% yield.
高度功能化的芳基
溴化镁易于通过
碘-
镁交换反应制备。在催化量的
铜盐和三
甲基氯硅烷存在下,它们会添加到各种烯酮中,从而以66-89%的收率得到共轭加成产物。