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    • 3. 发明授权
    • Pyridylphosphoric acid derivatives
    • 吡啶基磷酸衍生物
    • US4083971A
    • 1978-04-11
    • US765930
    • 1977-02-07
    • Karl KiehsHeinrich AdolphiHans Theobald
    • Karl KiehsHeinrich AdolphiHans Theobald
    • A01N57/08C07D309/38C07F9/58A01N9/22C07D213/55
    • C07F9/585C07D309/38
    • New pyridylphosphoric acid derivatives, a process for the manufacture thereof by reaction of pyridinecarboxylic acid esters with salts of phosphoric acid derivatives, and pesticides containing these new pyridylphosphoric acid derivatives as active ingredients. The compounds of the invention have the formula ##STR1## where X denotes hydrogen or halogen, Y denotes oxygen or sulfur, R.sup.1 denotes linear or branched alkyl, alkenyl or alkynyl of a maximum of 6 carbons atoms, or unsubstituted or halogen-substituted phenyl or benzyl, R.sup.2 denotes linear or branched alkyl, unsubstituted phenyl, substituted phenyl, alkyloxy or alkylthio of a maximum of 6 carbon atoms, alkenyloxy or alkenylthio of a maximum of 6 carbon atoms, alkynyloxy or alkynylthio of a maximum of 6 carbon atoms, amino or alkylamino with from 1 to 4 carbon atoms in the alkyl moiety, or dialkylamino with from 1 to 4 carbons atoms per alkyl moiety, and R.sup.3 denotes alkyl of from 1 to 4 carbon atoms.
    • 新的吡啶基磷酸衍生物,其通过吡啶羧酸酯与磷酸衍生物的盐反应制备的方法,以及含有这些新的吡啶基磷酸衍生物作为活性成分的农药。 本发明的化合物具有式“IMAGE”,其中X表示氢或卤素,Y表示氧或硫,R1表示最多6个碳原子的直链或支链烷基,烯基或炔基,或未取代或卤素取代的苯基或 苄基,R2表示最多6个碳原子的直链或支链烷基,未取代的苯基,取代的苯基,烷氧基或烷硫基,最多6个碳原子的链烯氧基或烯硫基,最多6个碳原子的炔氧基或炔硫基,氨基或 在烷基部分具有1至4个碳原子的烷基氨基或每个烷基部分具有1至4个碳原子的二烷基氨基,R 3表示1至4个碳原子的烷基。