1) iodopyridine
碘代吡啶
3) 2-Iodopyridine
2-碘吡啶
4) 3-iodopyridine
3-碘吡啶
5) 2-chloro-1-methylpyridinium iodide
2-氯-1-甲基碘代吡啶
6) halogenated pyridine
卤代吡啶
1.
Several synthesis routes of five kinds of halogenated pyridine compounds including 3,5,6-trichloropyridin-2-ol, 2,3-dichloropyridine, 2-chloro-5-chlormethylpyridine, 5-chloro-2,3-difluoropyridine and 2,3-dichloro-5-trifluoro methyl pyridine were summarized in this paper.
概述了3,5,6-三氯吡啶-2-醇、2,3-二氯吡啶、2-氯-5-氯甲基吡啶、2,3-二氟-5-氯吡啶和2,3-二氯-5-三氟甲基吡啶5种卤代吡啶类化合物的合成方法,并对其在农药工业中的应用做了简要介绍。
2.
The chemical structure and properties of pyridine and halogenated pyridine compounds were described in this paper,and especially,synthesis of some chloropyridines such as 2,3,4,5,6-pentachloropyridine,3,5,6-trichloropyridin-2-phonol and 2-chloro-5-trifluoromethylpyridine and their applications in the pesticide and pharmaceutics were introduced.
介绍了吡啶和卤代吡啶的结构和性质,综述了五氯吡啶、3,5,6,-三氯吡啶-2-酚、2-氯-5-三氟甲基吡啶等几种氯代吡啶化合物的合成及其在农药、医药领域的应用,并对各种合成路线工业化前景作了评价。
3.
The classification of pyridine derivatives was introduced, application and synthetic route of alkyl pyridine and halogenated pyridine were also elucidated in detail.
介绍吡啶衍生物的分类,并详细总结了烷基吡啶和卤代吡啶的应用及其合成路线。
补充资料:碘代吡啶
分子式:
CAS号:
性质:有3种异构体。2-碘代吡啶:沸点93℃(1.733kPa),相对密度d201.97g/cm3;其苦味酸盐熔点86℃,甲碘化物熔点207℃(分解)。3-碘代吡啶:熔点54℃;其苦味酸盐熔点157℃。4-碘代吡啶:熔点100℃(分解);其苦味酸盐熔点156~157℃,N-氧化物熔点171℃。三者都可用相应的氨基吡啶为原料,在0~5℃,酸性条件下经重氮化反应后,再用碘化钾处理制得。用作有机合成试剂。
CAS号:
性质:有3种异构体。2-碘代吡啶:沸点93℃(1.733kPa),相对密度d201.97g/cm3;其苦味酸盐熔点86℃,甲碘化物熔点207℃(分解)。3-碘代吡啶:熔点54℃;其苦味酸盐熔点157℃。4-碘代吡啶:熔点100℃(分解);其苦味酸盐熔点156~157℃,N-氧化物熔点171℃。三者都可用相应的氨基吡啶为原料,在0~5℃,酸性条件下经重氮化反应后,再用碘化钾处理制得。用作有机合成试剂。
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