| 2，3-二氯吡啶合成方法的研究 |
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| 引用本文： | 龚红烈,陈印川,邸文平,薛灵. 2，3-二氯吡啶合成方法的研究[J]. 河北化工, 2011, 34(1): 57-59 |
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| 作者姓名： | 龚红烈 陈印川 邸文平 薛灵 |
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| 作者单位： | 1. 河北省化学工业研究院,河北,石家庄,050031
2. 河北科环安全评价有限公司,河北,石家庄,050081 |
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| 摘 要： | 2，3-二氯吡啶是一种非常重要的化工中间体，是有效合成氯虫苯甲酰胺的核心物质。确定了炯酰胺合成2，3-二氯吡啶工艺路线，即以烟酰胺为原料，经过Hofmann重排、氯化、重氮化和氯代反应等，并进行了原科成本核算。该法经济、合理，易于实现工业化。
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| 关 键 词： | 氯虫苯甲酰胺 2,3-二氯吡啶 烟酰胺 合成方法 成本核算 综述 |
Study on Synthetic Methods of 2,3-Dichloropyridine |
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| GONG Hong-lie,CHEN Yin-chua,DI Wen-ping,XUE Ling. Study on Synthetic Methods of 2,3-Dichloropyridine[J]. Hebei Chemical Engineering and Industry, 2011, 34(1): 57-59 |
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| Authors: | GONG Hong-lie CHEN Yin-chua DI Wen-ping XUE Ling |
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| Affiliation: | 1.Hebei Province Chemical Industry Research Insititute,Shijiazhuang 050031,China;2.Hebei Kehuan Safety Assessment Co. ,Ltd,Shijiazhuang 050081, China) |
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| Abstract: | 3-Dichloropyridine is a very important chemical intermediate for synthesizing chlorantranihprole.To determine the synthetic methods of 2,3-dichlorpyridine,that is ,it is prepared with nicotinamide as raw material and through hofmann degradation,chlorination,diazotization and sandmeyer reaction starting with nicotinamide .To account the raw material cost of the synthetic method.The method is economic,reasonable and easy to industrialize. |
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| Keywords: | chlorantraniliprole 2,3-dichlorpyridine nicotinamide synthetic methods cost accounting overview |
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