新型高效除草剂氟胺草酯的合成  

Synthesis of Novel herbicide Flumiclorac-pintyl

作　　者：陆阳[1] 陶京朝[2] 周志莲 

机构地区：[1]信阳农专有机化学教研室,河南信阳464000 [2]郑州大学化学系,郑州450001 [3]河南科易集团新药研究开发中心,河南信阳464000

出　　处：《化工中间体》2009年第2期-,共3页

摘　　要：以对氟苯酚为原料,经过氯化、酯化、硝化、水解反应生成中间体2-氯-4-氟-5-硝基苯酚,再经过酯化、还原、缩合反应得到氟胺草酯,反应总收率为55.42%,纯度达到98%。Flumiclorac-pintyl was synthesized from 2-chlorine-4-fluorine-5-nitrophenol as intermediate through reduction,condensation 2-chlorine-4-fluorine-5-nitrophenol was prepared from p-fluorophenol as starting material via chlorination,,nitrification,hydration reaction several steps The yield of the product was55.42%,,and the purity was higher than 98%。.

关 键 词：氟胺草酯 合成 工艺 

分 类 号：TQ457.29[化学工程—农药化工]