5-Isoxazolylurea derivatives, their preparation, their use and compositions containing them
申请人:FISONS plc
公开号:EP0002881A1
公开(公告)日:1979-07-11
5-Isoxazalyl ureas of formula
and salts thereof, wherein
R represents a hydrogen or halogen atom or a nitro, amino, substituted amino, alkyl, substituted alkyl, cycloalkyl, aryl, substituted aryl, aralkyl, or substituted aralkyl, group, or a group of formula -XR6 or -COOR15 in which X represents oxygen, sulphur, sulphinyl or sulphonyl, R6 represents alkyl or aryl, and R15 represents a hydrogen atom or an alkyl, substituted alkyl, aryl, substituted aryl, or cycloalkyl, group;
R2 represents cyano, nitro. carboxy, carboxy ester, carboxyamide, carboxyamide whose amide group is sub- stituted, or a group of formula
in which represents a 5-7 ring membered heterocyclic radical which optionally may be substituted:
R3 represents hydrogen, alkyl or a group of formula
in which R1 represents alkyl, aryl, alkoxy or alkylthio:
R4 represents hydrogen, alkyl or cycloalkyl;
R' represents hydrogen, alkyl, cycloalkyl, alkoxy, aryl or substituted aryl; or
R3 and R5 together represent alkylene, optionally unsaturated, optionally interrupted by one or more atoms selected from nitrogen. oxygen, and sulphur atoms, and optionally substituted, are new compounds, which are pesticides or plant growth regulants, particularly selective herbicides.
式中的 5-异噁唑基脲及其盐
及其盐类,其中
R 代表氢原子或卤素原子或硝基、氨基、取代氨基、烷基、取代烷基、环烷基、芳基、取代芳基、芳烷基或取代芳烷基,或式 -XR6 或 -COOR15 的基团,其中 X 代表氧、硫、亚硫酰基或磺酰基,R6 代表烷基或芳基,R15 代表氢原子或烷基、取代烷基、芳基、取代芳基或环烷基;
R2 代表氰基、硝基、羧基、羧基酯、羧基酰胺、酰胺基被取代的羧基酰胺或 式中的基团
其中代表 5-7 个环状杂环基,可选择被取代:
R3 代表氢、烷基或一个式基团。
其中 R1 代表烷基、芳基、烷氧基或硫代烷基:
R4 代表氢、烷基或环烷基;
R' 代表氢、烷基、环烷基、烷氧基、芳基或取代芳基;或
R3 和 R5 共同代表亚烷基,可选为不饱和亚烷基,可选被一个或多个选自氮、氧和硫原子的原子间断,可选被取代,是新化合物,属于杀虫剂或植物生长调节剂,特别是选择性除草剂。