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首页> 外文期刊>Current Organic Synthesis >Microwave-Assisted Synthesis of Pyrazinamide Derivatives: The Coupling Reaction of 3-Chloropyrazine-2-Carboxamide and Ring-Substituted Anilines
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Microwave-Assisted Synthesis of Pyrazinamide Derivatives: The Coupling Reaction of 3-Chloropyrazine-2-Carboxamide and Ring-Substituted Anilines

机译:微波合成吡嗪酰胺衍生物:3-氯吡嗪-2-羧酰胺与环取代苯胺的偶联反应

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摘要

A new approach for aminodehalogenation reaction between 3-chloropyrazine-2-carboxamide and ring-substituted anilines is described. A series of 16 compounds (15 of them novel) derived from pyrazinamide have been synthesized successfully using the advantage of microwave-assisted reaction. The conditions for this aminodehalogenation reaction have been put to investigation to optimize the conversion, yield and time. The final methodology reduces the time needed for reaction from 24 hours using conventional heating to 30 minutes under microwave irradiation and increases the yield. The synthetic procedure together with analytical data of all compounds is presented. Lipophilicity properties were calculated and experimentally determined.
机译:描述了3-氯吡嗪-2-羧酰胺和环取代的苯胺之间氨基脱卤反应的新方法。利用微波辅助反应的优势,成功合成了一系列由吡嗪酰胺衍生的16种化合物(其中15种是新颖的)。已经对该氨基脱卤化反应的条件进行了研究,以优化转化率,产率和时间。最终的方法将反应所需的时间从使用常规加热的24小时减少到微波辐射下的30分钟,并提高了收率。介绍了合成过程以及所有化合物的分析数据。计算并实验确定亲脂性。

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