Pyrazole phosphates and phosphonates, preparation thereof and use thereof as insecticides
申请人:STAUFFER CHEMICAL COMPANY
公开号:EP0011363A1
公开(公告)日:1980-05-28
"Pyrazole phosphates and phosphonates, preparation thereof and use thereof as insecticides".
A compound corresponding to the following general formula:
wherein
X represents oxygen or sulphur;
R represents C1-C6 alkyl or C1-C6 alkoxy;
R1 represents C1-C6 alkoxy;
R2 represents hydrogen or methyl; and
R3 represents hydrogen, methyl or phenyl; is disclosed.
Such a compound may be prepared by reacting an appropriate pyrazole with an appropriate phosphoric or phosphonic acid.
The present invention also relates to an insecticidal composition comprising such a compound and an agronomically acceptable carrier or diluent, and to a method of controlling insects comprising applying such a compound or such a composition to the insects and/or to the habitats thereof and or to the feedstuffs thereof.
"吡唑膦酸盐和膦酸盐、其制备方法和杀虫剂用途"。
符合以下通式的化合物:
其中
X 代表氧或硫;
R 代表 C1-C6 烷基或 C1-C6 烷氧基;
R1 代表 C1-C6 烷氧基
R2 代表氢或甲基
R3 代表氢、甲基或苯基。
这种化合物可以通过适当的吡唑与适当的磷酸或膦酸反应来制备。
本发明还涉及一种杀虫组合物,该组合物包括这样一种化合物和一种农艺学上可接受的载体或稀释剂,以及一种控制昆虫的方法,该方法包括将这样一种化合物或这样一种组合物施用到昆虫和/或昆虫的栖息地和/或昆虫的饲料上。