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    • 1. 发明公开
    • 제초제로서 1,3-옥사진-4-온 유도체, 그 제조 방법및 중간물
    • 作为除草剂的1,3-氧化物-4-酮衍生物,其制备方法和中间体
    • KR1020000010565A
    • 2000-02-15
    • KR1019980708421
    • 1997-04-08
    • 롱-쁠랑 아그리컬쳐 리미티드
    • 하야시자끼게이찌우스이요시히로화이트까뜨린쟈끌린
    • C07D413/04A01N43/86
    • C07D413/04A01N43/86C07D265/06
    • PURPOSE: 1,3-oxazin-4-one derivatives, processes and intermediates are provided for their preparation, compositions containing them, and their use as herbicides is provided. CONSTITUTION: 1,3-oxazin-4-ones is formula (I) wherein: W represents -NR6; R1 represents thiophene optionally substituted by one to three groups which is the same or different selected from halogen, hydroxy, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, -S(O)nR7, -CO2R7, -COR7, cyano, nitro and phenoxy; R¬2 represents hydrogen, lower alkyl, lower haloalkyl, alkoxyalkyl, lower alkenyl, lower haloalkenyl, alkoxyalkenyl, -CHO, -COR7, -CO2R7, -CH2NO2, and lower alkyl which is substituted by a group selected from -S(O)mR7 and -OCOR7; R3 represents phenyl optionally substituted by one to five groups which is the same or different selected from halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, -S(O)nR7, -CO2R7, -COR7, cyano, nitro, -OH, phenoxy, -NR8R9 and -SF5; or a cycloalkyl group containing from three to six carbon atoms, optionally substituted by lower alkyl, lower haloalkyl or one or more halogen atoms which is the same or different; R4 and R5 independently represent lower alkyl.
    • 目的:提供1,3-恶嗪-4-酮衍生物,制备方法和中间体,含有它们的组合物及其作为除草剂的用途。 构成:1,3-恶嗪-4-酮是式(I),其中:W表示-NR 6; R 1表示任选被一至三个选自卤素,羟基,低级烷基,低级卤代烷基,低级烷氧基,低级卤代烷氧基,-S(O)n R 7,-CO 2 R 7,-COR 7,氰基,硝基的相同或不同的基团取代的噻吩。 和苯氧基; R 2表示氢,低级烷基,低级卤代烷基,烷氧基烷基,低级烯基,低级卤代烯基,烷氧基烯基,-CHO,-COR 7,-CO 2 R 7,-CH 2 NO 2,和被选自-S(O) mR7和-OCOR7; R 3表示任选被一至五个选自卤素,低级烷基,低级卤代烷基,低级烷氧基,低级卤代烷氧基,-S(O)n R 7,-CO 2 R 7,-COR 7,氰基,硝基, OH,苯氧基,-NR8R9和-SF5; 或含有3至6个碳原子的环烷基,任选被相同或不同的低级烷基,低级卤代烷基或一个或多个卤素原子取代; R4和R5独立地表示低级烷基。