alkyl halides

The reaction mechanisms of 1-methylimidazole with a number of alkyl halides including ethyl chloride, butyl chloride, ethyl bromide and butyl bromide were determined using density-functional theory ( DFT).

用密度泛函理论考察了甲基咪唑和一系列的卤代烷烃（氯乙烷，氯丁烷，溴乙烷，溴丁烷）反应合成咪唑类离子液体的反应机理。

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The optimum conditions were: 2-thio-4-imidazolidinone, 5 mmol; alkyl halides, 6 mmol; potassium carbonate, 8 mmol;

对影响S-烷基化反应的条件进行了优化，优化条件如下：2-硫代-4-咪唑啉二酮5mmol、卤代烷6mmol和无水碳酸钾8mmol；

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These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions.

这些衍生物可以容易地在碱性条件下通过 2- 巯基吡啶和卤代烷的烷基化而得到.

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The general answer to this problem is to avoid alkyl halides.

解决这一问题的一般办法是避免使用烷基卤.

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Alkyl halides are reacted with sodium nitrite.

卤化烷与亚硝酸钠反应.

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A New Mechanism of Nucleophilic Substitution Reactions for Alkyl Halides& S_ ( RN) 1

卤代烷亲核取代反应的一种新机理&S（RN）1

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