[EN] HERBICIDAL PYRIDAZINONE DERIVATIVES<br/>[FR] DÉRIVÉS HERBICIDES DE PYRIDAZINONE
申请人:SYNGENTA LTD
公开号:WO2013050421A1
公开(公告)日:2013-04-11
The present invention provides a compound of Formula (I) or an agronomically acceptable salt thereof, wherein:R2 is selected from the group consisting of (A1), (A2) and (A3) wherein X1 is N or CR7 X2 is N or CR8 X3 is N or CR9 X4 is N or CR6 R1, R3, R4, R5 R6, R7, R8 and R9 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.