• 亲核性区别相同之处进行了比较。

    It compares the nucleophilicity of nocleophilic reagent with the similarities and differences of basicity.

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  • 探讨溶剂、离去基团、电子基团、试剂亲核性对反应影响

    There are impact factor to be discussed such as solvent polarity, nucleofuge, attract electron group the nunucleophilicity of nucleophilic reagent.

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  • B3LYP/6-311G计算所得平衡几何构型基础,分别根据静电分子轨道计算研究了分子中-NH2和-N(CH3)2的亲核性,并与偏二甲基肼和卤代烃反应实验结果进行了对比分析。

    On the basis of equilibrated geometrical structure obtained by B3LYP/6-311G method, the nucleophilicity of-N(CH3)2 and-NH2 groups are investigated by electrostatic potential and MO calculations.

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  • 从电角度讨论有机物分子核性问题,阐述了两者有机合成应用

    In this paper, electroaffinity and nucleophilicity of organic compound have been investigated, and their application in organic synthesis also has been discussed.

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  • 亲核性芳香取代多取代衍生物合成策略

    Nucleophilic Aromatic Substitution. Strategies in the Synthesis of Multisubstituted Benzene Derivatives.

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  • 转换本质有机化合物反应中心原子发生转换,即核性发生转换过程

    The essence of polar conversion is that organic compound reflects the carbon atom electricity in the centre and changes, kiss the electricity or kiss the core course changing.

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  • 并且试剂体积效应、溶剂效应亲核性影响,底物上电子基团数目、吸电子能力影响,以及亲核取代反应发生部位受哪些因素影响进行探讨

    At the same time, discuss about the impact factor to nucleophilicity such as the number of attract electron group, ability of attract electron and the nucleophilic substitution reaction part.

    youdao

  • 并且试剂体积效应、溶剂效应亲核性影响,底物上电子基团数目、吸电子能力影响,以及亲核取代反应发生部位受哪些因素影响进行探讨

    At the same time, discuss about the impact factor to nucleophilicity such as the number of attract electron group, ability of attract electron and the nucleophilic substitution reaction part.

    youdao

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