Novel pyridazin-3-one derivatives of formula [1] are provided, which are useful as active ingredients of herbicides, wherein R
1
is haloalkyl; R
2
and R
3
are the same or different and are hydrogen, alkyl, haloalkyl, or alkoxyalkyl; and Q is [Q-1], [Q-2], [Q-3], [Q-4], or [Q-5]. Also provided are their use and intermediates for their production.
提供了
化学式[1]的新型
吡啶并嗪-3-
酮衍
生物,其可用作
除草剂的有效成分,其中R1是卤代烷基;R2和R3相同或不同,可以是
氢、烷基、卤代烷基或烷
氧基烷基;Q是[Q-1]、[Q-2]、[Q-3]、[Q-4]或[Q-5]。还提供了它们的用途和生产
中间体。