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并对取代基效应作了解释。The substituent effect was discussed.

本发明涉及取代基戊二酸酐的制备方法。This invention relates to a preparation method of substituent glutaric acid anhydride.

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据我们所知，这是取代基调节磁性转变的第一个例子。To the best of our knowledge, this is the first example of substituent tuned magnetic transform.

作者认为影响聚合物等规度的因素主要是取代基的极性效应。The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer.

藉由取代基效应观察化合物光物理性质及电化学特性的改变。We observe photophysical and electrochemistry property of biphenyl imide by substituent group effect.

此外，荧光强度还与卟啉的苯环上取代基的取代位置有关。The fluorescence intensity of porphyrin also relates to the substituent positions on the phenyl groups.

一种含吲哚类取代基的苯并呋喃酮类化合物的制造方法。The invention discloses a preparation method of a benzofuran ketones compound containing indoles substituent groups.

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讨论了气态摩尔标准生成焓与取代基常数间的线性关系。The linear relationship between the gas phase standard enthalpies of formation and the substituent constants is discussed.

根据羰基配体取代基的不同，该类簇合物中小分子的移动种类及方式也有所不同。These clusters show different fluxional behaviour and ligands according to various substituent around the metals of osmium.

酚类化合物苯环上的硝基和氯取代基也是影响氧化速度的主要因素。The different effects of nitro and chlorine substituent groups on the phenols degradation were also discussed in this paper.

最大吸收、最大发射、及荧光寿命与取代基的哈密顿取代基常数呈折线关系。The absorption, emission maximum and the fluorescence lifetime changed as the Hammett substituent constant in folding linear.

阳性对照药SAHA结构中的苯环取代和苯胺上的氮取代，使HDAC抑制活性降低。When the substituent at the benzene ring and the N atom of aniline, the HDAC inhibition activity is different from that of SAHA.

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考察了不同取代基团数的硅酸丁酯用量对乳液聚合稳定性的影响。The effects of the content of silicic ester whose substituent number is different to the stability of polymerization were researched.

XRD也表明，尽管壳寡糖链上悬挂很大的取代基，但N-邻苯二甲酰化壳寡糖却具有结晶性。XRD patterns showed that the N-phthaloyl-chitosan oligosaccharide can crystallize though there is a bulky substituent group hung from it.

相反，不能进行成环加成反应的反应物有吸电子基团的二烯和二烯烃取代物具有反式结构。By contrast, the exo adduct possesses a trans relationship between the dienophile electron-withdrawing group and the trans diene substituent.

吡啶取代基的大小和空间位阻是影响相互作用方式的关键因素之一。The size and steric hindrance of substituent of porphyrin is one of the crucial factors to affect the interaction between porphyrins and DNA.

此外，还发现TPM染料所带的正电荷数以及取代基的体积是影响染料和G-四链体结合稳定性的两个重要因素。Positive charges and substituent size in TPM dyes may be two important factors in influencing the binding stability of the dyes and G-quadruplexes.

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一类5-位或6-位取代的萘酰亚胺化合物及抗肿瘤应用，其属于精细化工领域。The invention relates to a 5-site or 6-site substituent naphthalimide compound and antitumor applications thereof, which belongs to the fine chemical field.

当邻氨基苄胺和带吸电子或弱供电子的芳香醛反应合成2-取代喹唑啉化合物时，能得到较好的一锅煮产率。Good yield were achieved when 2-aminobenzylamines reacted with aromatic aldehydes which contain electron-withdraw or weak electron-donating substituent groups.

本文探讨了有关二聚体的形成与溶剂极性、溶液浓度、取代基团性质及络合金属原子的关系。In this paper, the correlations of the formation of dimers with solvent polarity, concentration, nature of substituent group and central metal were investigated.