横坐标(abscissa)的符号,第一坐标(first coordinate)的符号10) 【化学】卤原子(halogen atom)的符号11) a. 【电磁学】电抗(reactance)的符号b.
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Second, several organic compounds containing halogen atom were designed and the synthesis methods of related molecular were researched.
二、设计了一些含有卤素原子的有机化合物,探索了合成这些分子的方法。
参考来源 - 有机活性分子的合成与表征·2,447,543篇论文数据，部分数据来源于NoteExpress
Halogen atom could activate the triple bond and as the directing group, the triple bond occurs the electrophilic addition reaction.
卤原子作为保护基，代替末端炔发生碳-氢官能团化反应。
This type of reaction has signicant advantages, the alkyne proceeds the coupling reaction with the halogen atom as the leaving group.
卤原子作为炔烃三键活化基团和定位基，炔烃三键发生亲电加成反应；
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