1)2,3,5,6-tetrachloropyridine2,3,5,6-四氯吡啶
1.The yield of 2,3,5,6-tetrachloropyridine at lower temperature was taller than at higher temperature, but the catalyst was more deactivated at lower temperature because of parallel-side reactions.以氯化锌为活性组分,活性炭为载体,通过气固催化氯化吡啶合成2,3,5,6-四氯吡啶。
2.6% was prepared from 2,3,5,6-tetrachloropyridine and caustic sodium as raw material via High Pressure Autoclave.以2,3,5,6-四氯吡啶、液碱为原料在高压釜中反应得到3,5,6-三氯吡啶醇钠,收率99。
3.Starting from pentachloropyridine, intermediate product 2,3,5,6-tetrachloropyridine was prepared by reduction with zinc dust.以五氯吡啶为原料,通过锌粉还原制备出中间产物2,3,5,6-四氯吡啶,再由2,3,5,6-四氯吡啶水解,制备出农药中间体3,5,6-三氯吡啶-2-酚。
英文短句/例句
1.Kinetics of 2,3,5,6-Tetrachloropyridine Hydrolysis in Glycol2,3,5,6-四氯吡啶在乙二醇中水解动力学
2.Study on Electrosynthesis of 2, 3, 5, 6-tetrachloropyridine from Pentachloropyridine and Its Electrochemical Characteristics;五氯吡啶电合成制备2，3，5，6-四氯吡啶及其电化学特性研究
3.poly-4-vinyl pridinium chloride聚-4-乙烯吡啶氯化物
4.4-amino-3,5,6-trichloropicolinic acid４－氨基－３,５,６－三氯吡啶羧酸
5.The Synthesis of 2, 3, 5-trichloropyridine and 2, 3-difluoro-5-chloropyridine;2，3，5-三氯吡啶及2，3-二氟-5-氯吡啶的合成研究
6.Synthesis of 2-chloro-5-nitropyridine and 4-amino-2-chloropyridine2-氯-5-硝基吡啶和4-氨基-2-氯吡啶的合成研究
7.Study on the Spectrophotometric Determination of Scandium with Chrome azurol S in the Presence of Tetradecyl Pyridinium Chloride and Emulgent OP;铬天青S-氯化十四烷基吡啶—乳化剂OP分光光度法测定钪的研究
8.A Study on the Preparation of 2-Chloro-6-(trichloromethyl)pyridine2-氯-6-三氯甲基吡啶的制备研究
9.Study on the Synthesis of Imidacloprid's Intermediate 2-Chlorl-5-Methyl-Pyridne;制备吡虫啉中间体2-氯-5-甲基吡啶的研究
10.Synthesis of 3-Bromo-1-(3-chloro-2-pyridinyl)-1H-pyrazole-5-carboxylic Acid3-溴-1-(3-氯-2-吡啶基)-1H-吡唑-5-甲酸的合成
11.alkyl pyridinium chloride烷基氯化吡啶[季铵]盐（防水剂）
12.Study on the Synthesis of 2,3,5-trichloropyridine;2，3，5-三氯吡啶合成工艺研究
13.Research on Novel Synthesis Technology of Sodium 3,5,6-Trichloropyridin-2-OL;3，5，6-三氯吡啶-2-醇钠合成新工艺研究
14.Synthesis of Sodium 3,5,6-trichloropyridin-ol;3，5，6-三氯吡啶-2-醇钠的合成
15.Synthesis of 5-Chloro-2,3-difluoropyridine in Ionic Liquid;室温离子液体中5-氯-2,3-二氟吡啶合成
16.3,5,6-Trichloropyridinol Aodium Analysis Method高效液相色谱测定3,5,6-三氯吡啶醇(钠)
17.Synthesis and Characterization of 2-Chloro-3-cyanomethylpyridine2-氯-3-氰甲基吡啶的合成及表征
18.The Developing Tendency of Synthesis of 2-chloro-5-trifluoromethyl-pyridine2-氯-5-三氟甲基吡啶的合成进展
相关短句/例句
2,3,5,6-tetrachloro-4-methylsulfonylpyridine2,3,5,6-四氯-4-甲磺酰基吡啶
3)4-(methylsulfonyl)-2,3,5,6-tetrachloropyridine2,3,5,6-四氯-4-(甲磺酰)吡啶
4)Pyridine-2,3,5,6-tetracarboxylic acid吡啶-2,3,5,6-四甲酸
5)2,3,5,6-tetraaminopyridinium2,3,5,6-四氨基吡啶
1.Copolymers containing pyridine rings are synthesized by the solution polycondensation of 3,3′-diaminobenzidine(DAB),2,3,5,6-tetraaminopyridinium(TAP) and 4,4′-dicarboxydiphenyl ether(DCDPE) with different proportions.采用溶液缩聚法合成了不同摩尔比的3,3′-二氨基联苯二胺(DAB)、2,3,5,6-四氨基吡啶(TAP)盐酸盐和4,4′-二羧基二苯醚(DCDPE)的共聚物。
6)Tetrachloropyridine四氯吡啶
延伸阅读
2,3,5,6-四氯吡啶分子式：C5HCl4N分子量：216.88CAS号：2402-79-1性质：熔点90.5°C。沸点251.6°C。
