申请人:NISSAN CHEMICAL INDUSTRIES, LIMITED
公开号:EP0764641A1
公开(公告)日:1997-03-26
A novel 4,5-disubstituted pyrimidine derivative of the formula (I):
wherein R1 is CF2X (X is Cl or Br), R2 is a C1-C8 alkyl group, a C3-C8 cycloalkyl group, etc., R3 is a halogen atom, SH, NH2, etc., and R4 is a hydrogen atom, a halogen atom, a C1-C6 alkyl group, etc., is a herbicide having excellent activities.
一种新颖的式(I)的 4,5-二取代嘧啶衍生物:
其中 R1 是 CF2X(X 是 Cl 或 Br),R2 是 C1-C8 烷基、C3-C8 环烷基等,R3 是卤素原子、SH、NH2 等,R4 是氢原子、卤素原子、C1-C6 烷基等,是一种具有优异活性的除草剂。