The present invention relates to a process for preparing cyclopentene compounds of formula (I) wherein the variables have the meaning as defined in the description, by cyclisation under basic conditions of a ketone of formula (II) which is obtained by reaction of a compound of formula (III) with a compound of formula (IV), novel compounds of formula (I), methods and use of these compounds and combinations for combating invertebrate pests such as insects, arachnids or nematodes in and on plants, and for protecting such plants being infested with pests, and for protecting plant propagation material as like seeds.
本发明涉及一种制备
环戊烯化合物的方法,其
化学式为(I),其中变量的含义如描述中所定义,通过在碱性条件下对
化学式(II)的酮进行环化,所述酮是通过
化学式(III)的化合物与
化学式(IV)的化合物反应得到的,
化学式(I)的新化合物,以及利用这些化合物和组合物来对抗植物上的无脊椎动物害虫,如昆虫、蛛形动物或线虫,并保护受到害虫侵害的植物,以及保护植物繁殖材料如种子。