This invention relates to novel 2-(4-pyrazolyloxy-pyrimidin-5-yl) acetic acid derivatives of formula I
wherein
R1is hydrogen, C1-4alkyl, C1-4alkoxy, C1-4alkylthio, C3-6cycloalkyl, or di-C1-4alkylamino,
R2is hydrogen, C1-4alkyl, C1-4alkoxy, C1-4alkylthio, or di-C1-4alkyl-amino,
R3is hydrogen or methyl,
R4is aryl, aryl-C1-4alkyl, heteroaryl, or heteroaryl-C1-4alkyl, wherein each of the aromatic rings may be optionally substituted; and
Xis CH or nitrogen;
the use of such compounds for the control of phytopathogens, compositions for facilitating such use, and the preparation of the compounds of formula I.
本发明涉及式 I 的新型 2-(4-
吡唑氧基
嘧啶-5-基)
乙酸衍
生物
其中
R1为氢、C1-4烷基、C1-4烷氧基、C1-4烷
硫基、C3-6环烷基或二-C1-4烷基
氨基、
R2 是氢、C1-4烷基、C1-4烷氧基、C1-4烷
硫基或二-C1-4烷基
氨基、
R3 是氢或甲基
R4 是芳基、芳基-C1-4烷基、杂芳基或杂芳基-C1-4烷基,其中每个芳香环可任选被取代;以及
X为CH或氮;
此类化合物用于控制植物病原体的用途、促进此类用途的组合物,以及式 I 化合物的制备方法。