新法合成豆田除草剂氯嘧黄隆  

A New Synthetic Process of Chlorimuron-ethyl

作　　者：李斌[1] 刘长令[1] 

机构地区：[1]化工部沈阳化工研究院

出　　处：《农药》1995年第10期36-37,共2页Agrochemicals

摘　　要：以４，６－二氟嘧啶－２－异氰酸酯与邻乙氧羰基苯磺酰胺在甲苯中反应，进一步与甲醇钠作用，制备出豆田除草剂氯嘧磺隆。其结构经ＩＲ、￣１ＨＮＭＲ分析而确认。Dichloropyrimidinylisocyanate was reacted with O-ethoxycarbonylbenzenesulfonamide in toluene and the product obtained was treated further with sodium methoxide to afford the herbicide chlorimuron-ethyl.The structure was confirmed by IR and ￣1HNMR

关 键 词：氯嘧磺隆 合成 豆田 除草剂 磺酰脲类 

分 类 号：TQ457.23[化学工程—农药化工]