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    • 8. 发明授权
    • Preparation of N-alkenylazoles
    • N-链烯基唑的制备
    • US5646293A
    • 1997-07-08
    • US675588
    • 1996-07-03
    • Jochem HenkelmannMarc HeiderThomas Ruhl
    • Jochem HenkelmannMarc HeiderThomas Ruhl
    • B01J31/02C07B61/00C07D233/56C07D233/58C07D235/06C07D249/08C07D521/00C07D235/08C07D235/18
    • C07D235/06C07D231/12C07D233/56C07D249/08
    • A process for preparing N-alkenylazoles of the general formula I ##STR1## where X is CH--R.sup.6 or nitrogen,R.sup.1 and R.sup.2 are hydrogen or C.sub.1 - to C.sub.8 -alkyl,R.sup.3,R.sup.4,R.sup.5 and R.sup.6 are hydrogen, C.sub.1 - to C.sub.40 -alkyl, C.sub.2 - to C.sub.40 -alkenyl, C.sub.3 - to C.sub.20 -cycloalkyl, C.sub.4 - to C.sub.20 -alkylcycloalkyl, C.sub.4 - to C.sub.20 -cycloalkylalkyl, aryl, C.sub.7 - to C.sub.20 -alkylaryl or C.sub.7 - to C.sub.20 -aralkyl, or aryl, C.sub.7 - to C.sub.20 -alkylaryl or C.sub.7 - to C.sub.20 -aralkyl which are mono- to pentasubstituted by C.sub.1 - to C.sub.8 -alkyl, C.sub.1 - to C.sub.8 -alkoxy or halogen, or R.sup.3 and R.sup.4 or R.sup.4 and R.sup.5 or R.sup.5 and R.sup.6 together are a C.sub.2 - to C.sub.10 -alkylene chain which is unsubstituted or mono- to hexasubstituted by C.sub.1 - to C.sub.8 -alkylby reaction of azoles of the general formula II ##STR2## where X, R.sup.3, R.sup.4 and R.sup.5 have the abovementioned meanings, with an alkenyl carboxylate of the general formula III ##STR3## where R.sup.1 and R.sup.2 have the abovementioned meanings and R.sup.7 is hydrogen, C.sub.1 - to C.sub.40 -alkyl, C.sub.3 - to C.sub.20 -cycloalkyl, C.sub.4 - to C.sub.20 -alkylcycloalkyl, aryl, C.sub.7 - to C.sub.20 -alkylaryl, C.sub.7 - to C.sub.20 -aralkyl, or aryl or C.sub.7 - to C.sub.20 -aralkyl which is mono- to trisubstituted by C.sub.1 - to C.sub.8 -alkyl, at from 0.degree. to 180.degree. C. and from 0.01 to 10 bar, which comprises carrying out the reaction in the presence of a base and of a quaternary salt, is described.
    • 制备通式I(I)的N-烯基唑的方法,其中X是CH-R6或氮,R1和R2是氢或C1-至C8-烷基,R3,R4,R5和R6是氢, C 1至C 40 - 烷基,C 2至C 40 - 烯基,C 3 -C 20 - 环烷基,C 4至C 20 - 烷基环烷基,C 4 -C 20 - 环烷基烷基,芳基,C 7 -C 20烷基芳基或C 7 -C 20 - 芳烷基 ,或被C 1〜C 8 - 烷基,C 1 -C 8 - 烷氧基或卤素单 - 五取代的芳基,C 7〜C 20 - 烷基芳基或C 7〜C 20 - 芳烷基,或者R 3和R 4或R 4和R 5或R 5 和R6一起是C2至C10亚烷基链,其未被取代或被C 1 -C 8 - 烷基单取代或被六取代的通式II(II)的唑类,其中X,R 3,R 4和R 5 具有上述含义,具有通式III(III)的烯基羧酸酯,其中R 1和R 2具有上述含义,并且R 7是氢,C 1至C 40烷基,C 3 -C 20环烷基,C 4至 C20-烷基环烷基,芳基,C7-至C20-烷基芳基,C7-至C20-芳基 烷基或芳基或被C 1 -C 8烷基单取代三取代的C 7 -C 20 - 芳烷基,其中0至180℃和0.01至10巴,其包括在存在下进行反应 的碱和季盐。