A pyridazine compound of the formula:
has an excellent plant disease controlling effect.
一种化学式为的吡啶嗪化合物具有优良的植物病害控制效果。
Herbicidal pyrido[2,3-B]pyrazines and their use as herbicides
申请人:Syngenta Limited
公开号:US08338598B2
公开(公告)日:2012-12-25
The present invention relates to a method of controlling plants or inhibiting plant growth which comprises applying to the plants or to the locus thereof a herbicidally effective amount of a compound of formula (I) wherein R1, R2, R3, R4 and R5 are as defined in claim 1; or a salt or TV-oxide thereof. Furthermore, the present invention relates to processes for preparing compounds of formula (I), to intermediates used in the preparation of compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to certain novel pyridopyridines.
The present invention relates to a method of controlling plants or inhibiting plant growth which comprises applying to the plants or to the locus thereof a herbicidally effective amount of a compound of formula (I)
wherein R1, R2, R3, R4 and R5 are as defined in claim 1; or a salt or N-oxide thereof.
Furthermore, the present invention relates to processes for preparing compounds of formula (I), to intermediates used in the preparation of compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to certain novel pyridopyridines.