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neighboring group participation
释义
neighboring group participation
Encyclopedia
理学
邻基参与
释
neighboring group participation
邻基参与
进行亲核取代反应的底物分子,若同时存在亲核的基团和离去基团,且这两种基团在空间位置上的距离也适当,则在亲核取代反应的条件下,将优先发生分子内的亲核取代反应,生成环状产物,从而影响反应的立体选择性、区域选择性或活性的现象。又称邻助作用。
Chemistry
>有机化学>有机合成化学>释义
neighboring group participation
邻基参与
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