A New Synthesis Process of Highly Efficient and Low Toxic Fungicide Difenoconazole  

作　　者：He Yongli Zhou Wei Tao Yachun 

机构地区：[1]Jiangsu Sevencontinent Green Chemical Co.,Ltd.,Zhangjiagang 215621,China

出　　处：《Plant Diseases and Pests》2020年第2期14-15,共2页植物病虫害研究（英文版）

摘　　要：A new synthesis method of difenoconazole is studied.Difenoconazole is prepared from m-dichlorobenzene by Friedel Crafts reaction,cyclization,bromination,nucleophilic substitution and etherification.The new process improves the selectivity of the reaction and simplified the pu-rification process.The total yield of this process is 84%,which provides a green and economical synthetic route for industrialization.

关 键 词：DIFENOCONAZOLE SYNTHESIS New process 

分 类 号：TQ455.47[化学工程—农药化工]