“neighboring group participation”的概念、定义、翻译、参考文献-科学参考

　

单词	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
随便看	polynomial root polynomial scheme polynomial sequence polynomial series polynomial solution polynomial space class PSPACE polynomial space complexity class polynomial space complexity class, PSPACE polynomial span polynomial spline polynomial symbol polynomial term polynomial theory polynomial time polynomial time algorithm polynomial-time algorithm polynomial time approximation scheme polynomial-time approximation scheme polynomial-time approximation scheme (PTAS) polynomial time class P polynomial time complexity class polynomial time complexity class, P polynomial time computable distribution polynomial time hierarchy polynomial time many-one reducible to

　

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