Compounds of formula (I) wherein Q is a group formula (II), (III); Z is ═N—, formula (IV) or ═C(R
2
)—; n is 0, 1, 2 or 3; R
3
or R
4
are each independently of the other hydrogen, alogen, —CN, C
1
-C
4
alkyl or C
1
-C
4
alkoxyl; or R
3
and R
4
together are C
2
-C
5
alkylene; and the agrochemically acceptable salts and all stereoisomers and tautomers of the compounds of formula (I) are suitable for use as herbicides.
化合物的公式(I),其中Q是一个公式(II),(III)的基团; Z是═N—,公式(IV)或═C(R2)—; n为0、1、2或3;R3或R4分别独立地为氢、卤素、—CN、C1-C4烷基或C1-C4烷氧基;或者R3和R4在一起为C2-C5烷基;公式(I)化合物的农药可接受的盐和所有立体异构体和互变异构体均可用作
除草剂。