피페라지닐 퀴놀론 유도체의 제조방법
    6.
    发明授权
    피페라지닐 퀴놀론 유도체의 제조방법 失效
    制备哌嗪喹啉酮衍生物的方法

    公开(公告)号:KR1019920003605B1

    公开(公告)日:1992-05-04

    申请号:KR1019900004115

    申请日:1990-03-27

    CPC classification number: C07D215/56

    Abstract: Prepn. of piperazinyl guinoline derivs. of formula (I) comprises reacting dihaloguinolines of formula (II) with trialkylsilyl piperazines of formula (III) in the presence of a tetraalkyl ammonium halide of formula (IV) in a polar solvent at 60-80 deg.C for 2-3 hrs. In the formulas, R1=C1-6 alkyl, chclopropyl or -OCH2CHMe-, with the O atom linked to the 8 position in the quioline; R2=H, Me or Et, R3-R5=C1-6 lower alkyl gps., selected from Me, Et or t-Bu; R6=Me, Et or Bu. (I) are broad spectrum fungicides.

    Abstract translation: 制备方法。 的哌嗪基喹啉衍生物。 式(I)的化合物包括在式(Ⅳ)的四烷基卤化铵存在下,在极性溶剂中,在60-80℃使式(Ⅱ)二卤代丁烷与式(Ⅲ)的三烷基甲硅烷基哌嗪反应2-3小时 。 在式中,R1 = C1-6烷基,氯丙基或-OCH2CHMe-,其中O原子连接到喹喔啉中的8位; R2 = H,Me或Et,R3-R5 = C1-6低级烷基gps,选自Me,Et或t-Bu; R6 = Me,Et或Bu。 (I)是广谱杀真菌剂。

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