选用24%氨氯吡啶酸水剂对灌木进行对照试验。
The controlling test was carried out to the shrub with 24% picloram.
介绍了吡啶氯化合成2-氯吡啶的方法和应用。
The process of 2-chloropyridine chlorination synthesis by pyridine and application were introduced.
用途：2,3 -二氯吡啶主要用作医药和农药中间体。
Uses: 2, 3-dichloro-pyridine mainly used as pharmaceutical and pesticide intermediates.
目的观察噻氯吡啶与华法林在治疗心腔内附壁血栓的疗效及安全性。
Objective To investigate the safety and efficiency of ticlopidine and warfarin on intracardiac mural thrombus.
选用24%氨氯吡啶酸水剂，对林地一年生及多年生阔叶杂草、灌木进行防除试验。
The controlling test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc.
在2 -氯吡啶的许多制备法中，带搅拌吡啶气态反应混合物的光化学氯化是一个极好的方法。
In a number of methods for their preparation, photochemical chlorination of pyridine with agitation of the gaseous reaction mixtures is an excellent method.
以2,6 -二氯吡啶为原料，通过硝化，取代，还原，环化，氧化等几步反应可得到目标化合物。
From 2, 6-dichloropyridine as starting material, we can get the target molecule through nitration, substitution, reduction, cyclization, oxidation etc.
其中以加成反应最为关键，它不仅是最慢的过程，其收率的多少也决定了目的产品三氯吡啶醇钠含量的高低，是整个过程的关键步骤。
Among the three steps, Addition reaction is the crucial step in that it is not only the slowest process but also how much its yield decides stand or fall of content of trichloropyridinol sodium.
综述了毒死蜱及其中间体3，5，6 三氯吡啶2 酚（I）合成方法，重点介绍了吡啶氯化法生产I，分析了各种路线的利弊及工业化的前景。
Several preparation ways of chlorpyrifos and its key intermidate 3,5,6trichloro2pyridinone(I) have been summarized. Its emphasis on introduce the chlorination of pyridine to producing I.
从反应温度、稀释剂、管内堵塞物和氯气流量等数个方面，详述了光化法制备2-氯吡啶过程中所遇到的各种问题，提出了解决这些问题的办法。
The effects of temperature, diluent, vaseline matters and flow of chlorine on preparation of 2-chloropyridine were clearly discussed and some solutions on them were raised.
2,3-二氯-5-三氟甲基吡啶是杀虫剂氯氟脲类合成农药的关键中间体。
2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron.
吡啶既可做溶剂又可中和氯化氢，还可与酰氯形成络和物而增强酰化能力，理论产率很高，但后处理困难，实际产率反而很低。
Pyridine can improve the ability of acylation when it complex with acyl chloride. The theory yield is high but aftertreatment is difficult and real yield is very low.
建立了用高效液相色谱法同时测定农药吡虫啉中间体2 -氯-5 -甲基吡啶和2 -氯- 5 -氯甲基吡啶含量的方法。
A method was established for determining two intermediates in synthesis of imidacloprid, 2 chloro 5 methyl pyridine and 2 chloro 5 chloromethyl pyridine by HPLC.
氨氯地平是新型二氢吡啶类钙通道阻滞剂。
Amlodipine (ALDP) is a new kind of calcium channel blocker of dihydropyridine.
本文用2-氯-5-氯甲基吡啶经氨基化，和N-氰基乙亚胺酸乙酯反应，最后甲基化得到吡虫清。
In this thesis, 2-chloro-5-chloromethyl pyridine is ammoniated, which followed by the reaction with N-cyano ethyl ethylimidoate, finally is methylated to gain the objective product.
本文介绍一种禽肉中二氯二甲吡啶酚残留量的快速检验方法。
In this paper, introduced a fast detection method of Clopidol residual amount in poultry meat.
溶剂采用环己烷、1,2 -二氯乙烷、吡啶中一种或多种混合使用。
The solvent is used by adopting one of or mixture of more than one of cyclohexane, 1, 2-dichloroethane and pyridine.
结果表明，该方法简单、灵敏、可靠，适用于鸡肉组织中氯羟吡啶残留的分析确证。
The established method is simple, sensitive and reproducible for the identification and quantification of clopidol residues in chicken muscle tissue.
前言：2，3-二氯-5-三氟甲基吡啶是合成农药杀虫剂定虫隆、除草剂吡氟氯禾灵和杀菌剂氟啶胺的关键中间体。
Abstrat:2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron , herbicide haloxyfop and bactericide fluazinam .
本文综述了2-氯-4-氨基吡啶的制备方法，并介绍了2-氯-4-氨基吡啶在调吡脲等杂环化合物合成方面的应用。
Several synthesis methods for the preparation of 2-chloro-4-aminopyridine were summarized in the article. The applications of 2-chloro-4-aminopyridine in heterocyclic synthesis were introduced.
研究了一种直接环合的方法，用2-氯-2氯甲基- 4-氰基丁醛与三氯氧磷反应来制备2-氯-5-氯甲基吡啶。
A synthetic method of direct cyclization was researched that 2-chloro-2-chloromethyl-4-cyanobutyraldehyde was reacted with phosphorus oxychloride to get 2-chloro-5-chloromethylpyridine.
快速检测3，5，6-三氯二吡啶醇残留的胶体金试纸。
Gel gold test paper for quick inspecting remained 3,5,6-trichlorodipyridine-one.
采用毛细管气相色谱法，以外标法测定枸橼酸托烷司琼中乙醇、二氯甲烷、氯仿、四氢呋喃、二烷、吡啶和甲苯的含量，用串联的HP -1 0。
A simple capillary GC method for the determination of residual ethanol, dichloromethane, chloroform, tetrahydrofuran, 1, 4 dioxane, pyridine and toluene in tropisetron citrate was established.
采用毛细管气相色谱法，以外标法测定枸橼酸托烷司琼中乙醇、二氯甲烷、氯仿、四氢呋喃、二烷、吡啶和甲苯的含量，用串联的HP -1 0。
A simple capillary GC method for the determination of residual ethanol, dichloromethane, chloroform, tetrahydrofuran, 1, 4 dioxane, pyridine and toluene in tropisetron citrate was established.
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