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    • 53. 发明授权
    • Herbicidal tetrahydropyran-2,4-diones
    • 除草四氢吡喃-2,4-二酮
    • US5389602A
    • 1995-02-14
    • US76687
    • 1993-06-15
    • Juergen KastDieter KolassaNorbert MeyerBruno WuerzerKarl-Otto WestphalenWilhelm RademacherJohann Jung
    • Juergen KastDieter KolassaNorbert MeyerBruno WuerzerKarl-Otto WestphalenWilhelm RademacherJohann Jung
    • A01N43/16A01N43/36A01N43/50A01N43/56A01N43/78A01N43/80C07D405/04C07D407/04C07D409/04C07D413/04C07D413/14C07D417/04A01N43/74
    • C07D405/04A01N43/16A01N43/36A01N43/50A01N43/56A01N43/78A01N43/80C07D407/04C07D409/04C07D413/04C07D413/14C07D417/04
    • Tetrahydropyran-2,4-diones of the formula ##STR1## where R.sup.1 is hydrogen; C.sub.1 -C.sub.6 -alkyl; C.sub.2 -C.sub.6 -alkenyl; C.sub.2 -C.sub.6 -alkynyl; substituted or unsubstituted phenyl; C.sub.1 -C.sub.6 -alkylsulfonyl; substituted or unsubstituted benzenesulfonyl; C.sub.3 -C.sub.6 -alkenylcarbonyl; or substituted or unsubstituted benzoyl;R.sup.2 is C.sub.1 -C.sub.6 -alkyl; C.sub.2 -C.sub.6 -alkenyl; C.sub.2 -C.sub.6 -alkynyl; C.sub.1 -C.sub.6 -haloalkyl; or C.sub.3 -C.sub.6 -cycloalkyl;A, B and D are each .dbd.CH-- or .dbd.N--;E is oxygen, sulfur or --NR.sup.7 --.R.sup.7 is hydrogen; C.sub.1 -C.sub.6 -alkyl; C.sub.2 -C.sub.6 -alkenyl; C.sub.2 -C.sub.6 -alkanoyl; substituted or unsubstituted benzoyl; benzyl; or substituted or unsubstituted phenyl;X is halogen; C.sub.1 -C.sub.6 -alkyl; substituted or unsubstituted C.sub.3 -C.sub.6 -cycloalkyl; C.sub.2 -C.sub.6 -alkenyl; C.sub.2 -C.sub.6 -alkynyl; C.sub.1 -C.sub.6 -alkoxy; C.sub.2 -C.sub.6 -alkenyloxy; C.sub.1 -C.sub.6 -alkylthio; C.sub.1 -C.sub.6 -alkoxycarbonyl; C.sub.2 -C.sub.6 -alkanoyloxy; substituted or unsubstituted benzyloxy; substituted or unsubstituted NR.sup.5 R.sup.6 ; formyl; C.sub.2 -C.sub.6 -alkanoyl or its imine, oxime or Schiff's base; or substituted or unsubstituted phenyl;n is 0, 1 or 2;R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are each hydrogen, C.sub.1 -C.sub.6 -alkyl, phenyl, C.sub.2 -C.sub.6 -alkanoyl, benzoyl and/or benzyl;Z is oxygen or --NOR.sup.8 ; andR.sup.8 is substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl; C.sub.2 -C.sub.6 -alkenyl; C.sub.2 -C.sub.6 -alkynyl; C.sub.2 -C.sub.6 -haloalkynyl; or substituted or unsubstituted thenyl;their environmentally compatible salts, and agents containing them.
    • 其中R 1是氢的式(VI)的四氢吡喃-2,4-二酮: C 1 -C 6 - 烷基; C 2 -C 6 - 烯基; C2-C6-炔基; 取代或未取代的苯基; C 1 -C 6烷基磺酰基; 取代或未取代的苯磺酰基; C 3 -C 6 - 烯基羰基; 或取代或未取代的苯甲酰基; R2是C1-C6-烷基; C 2 -C 6 - 烯基; C2-C6-炔基; C 1 -C 6 - 卤代烷基; 或C 3 -C 6 - 环烷基; A,B和D各自为= CH-或= N-; E是氧,硫或-NR7-。 R7是氢; C 1 -C 6 - 烷基; C 2 -C 6 - 烯基; C 2 -C 6烷酰基; 取代或未取代的苯甲酰基; 苄基; 或取代或未取代的苯基; X是卤素; C 1 -C 6 - 烷基; 取代或未取代的C 3 -C 6 - 环烷基; C 2 -C 6 - 烯基; C2-C6-炔基; C1-C6-烷氧基; C 2 -C 6 - 烯氧基; C1-C6-烷硫基; C1-C6烷氧基羰基; C2-C6-烷酰氧基; 取代或未取代的苄氧基; 取代或未取代的NR5R6; 甲酰基 C2-C6-烷酰基或其亚胺,肟或席夫碱; 或取代或未取代的苯基; n为0,1或2; R 3,R 4,R 5和R 6各自为氢,C 1 -C 6 - 烷基,苯基,C 2 -C 6 - 烷酰基,苯甲酰基和/或苄基; Z是氧或-NOR8; 且R 8为取代或未取代的C 1 -C 6 - 烷基; C 2 -C 6 - 烯基; C2-C6-炔基; C 2 -C 6 - 卤代炔基; 或取代或未取代的噻吩基; 它们与环境相容的盐和含有它们的试剂。