Substituted 2-phenyl-3(2H)-pyridazinones
    2.
    发明授权
    Substituted 2-phenyl-3(2H)-pyridazinones 失效
    取代的2-苯基-3(2H) - 哒嗪酮

    公开(公告)号:US06225313B1

    公开(公告)日:2001-05-01

    申请号:US09508781

    申请日:2000-03-16

    IPC分类号: C07D23718

    摘要: Substituted 2-phenyl-3(2H)-pyridazinones I and salts thereof, where n=0, 1, 2; R1=C1-C4-alkyl, C1-C4-haloalkyl; R2=H, halogen; R3=halogen, CN; R4=H, NO2, CN, CHO, NH—OH, C1-C4-alkyl, C1-C4-halogenalkyl, —OR5, —CH═N—OR6, —CH═C(R7)—CO—OR8, —CO—OR9, C1-C6-alkyl-SO2—NH, di(C1-C6-alkylsulfonyl)amino or R5=C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, (C1-C6-alkoxy)carbonyl-C1-C4-alkyl, (C3-C6-alkenyloxy)carbonyl-C1-C4-alkyl, (C3-C6-alkynyloxy)carbonyl-C1-C4-alkyl, C1-C4-alkoxy(C1-C4-alkoxy)carbonyl-C1-C4-alkyl; R6=H, C1-C4-alkyl, hydroxycarbonyl-C1-C4-alkyl, (C1-C4-alkoxy)carbonyl-C1-C4-alkyl; R7=H, halogen, C1-C4-alkyl; R8=H, C1-C6-alkyl; R9=H, C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C1-C4-alkoxy-C1-C4-alkoxy, hydroxycarbonyl-C1-C4-alkyl, (C1-C6-alkoxy)carbonyl-C1-C4-alkyl, (C3-C6-alkenyloxy)carbonyl-C1-C4-alkyl, (C3-C6-alkynyloxy)carbonyl-C1-C4-alkyl, C1-C4-alkoxy-(C1-C4-alkoxy)carbonyl-C1-C4-alkyl; R10=H, C1-C6-alkyl, COOH, (C1-C6-alkoxy)carbonyl; and their use as herbicides and for the desiccation/defoliation of plants are described.

    摘要翻译: 取代的2-苯基-3(2H) - 哒嗪酮I和其盐,其中n = 0,1,2; R1 = C1-C4-烷基,C1-C4卤代烷基; R2 = H,卤素; R3 =卤素,CN; R4 = H,NO2,CN,CHO,NH-OH,C1-C4-烷基,C1-C4-卤代烷基,-OR5,-CH = N-OR6,-CH = C(R7) CO-OR 8,-CO-OR 9,C 1 -C 6烷基-SO 2 -NH,二(C 1 -C 6烷基磺酰基)氨基或R 5 = C 1 -C 6烷基,C 3 -C 6 - 烯基,C 3 -C 6炔基,(C 1 C 3-6 - 烷氧基)羰基-C 1 -C 4烷基,(C 3 -C 6 - 烯氧基)羰基-C 1 -C 4 - 烷基,(C 3 -C 6 - 炔氧基)羰基-C 1 -C 4烷基,C 1 -C 4 - C 1 -C 4 - 烷氧基)羰基-C 1 -C 4 - 烷基; R 6 = H,C 1 -C 4 - 烷基,羟基羰基-C 1 -C 4 - 烷基,(C 1 -C 4 - 卤素,C 1 -C 4 - 烷基; R8 = H,C1-C6-烷基; R9 = H,C1-C6-烷基,C3-C6-烯基,C3-C6-炔基,C1-C4-烷氧基-C1-C4-烷氧基,羟基羰基C1-C4- 烷基,(C 1 -C 6 - 烷氧基)羰基-C 1 -C 4 - 烷基,(C 3 -C 6 - 烯氧基)羰基-C 1 -C 4烷基,(C 3 -C 6 - 炔氧基)羰基-C 1 -C 4烷基,C 1 -C 4 - 烷氧基 - (C 1 -C 4 - 烷氧基)羰基-C 1 -C 4烷基; R 10 = H,C 1 -C 6烷基,COOH,(C 1 -C 6 - 烷氧基)羰基;及其作为除草剂和干燥/ 的植物被描述。