申请人:KUMIAI CHEMICAL INDUSTRY CO., LTD.
公开号:EP0581960A1
公开(公告)日:1994-02-09
A pyrimidine or triazine derivative represented by general formula (I) and a herbicide containing a salt thereof as the active ingredient, having an excellent herbicidal effect against harmful weeds growing in lowland and upland fields and non-crop lands, wherein A represents optionally substituted furan, pyrimidine, 1,2,4-triazine or like ring; R represents hydroxy or lower alkoxy; R1 and R2 may be the same or different from each other and each represents halogen, lower alkyl or lower alkoxy; W represents oxygen or sulfur; and z represents nitrogen or methine.
由通式(I)代表的嘧啶或三嗪衍生物和含有其盐作为活性成分的除草剂,对生长在低地和高地田野及非作物地的有害杂草具有优异的除草效果,其中 A 代表任选取代的呋喃、嘧啶、1,2,4-三嗪或类似环;R 代表羟基或低级烷氧基;R1 和 R2 可以相同或不同,各自代表卤素、低级烷基或低级烷氧基;W 代表氧或硫;z 代表氮或甲烷。