申请人:BASF Aktiengesellschaft
公开号:US06197973B1
公开(公告)日:2001-03-06
3-phenylpyrazoles of formula I
wherein
R1 is cyano, alkyl or haloalkyl;
R2 is cyano or is optionally halogenated alkyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl;
R3 is hydrogen, cyano, halogen, alkyl or haloalkyl;
R4 is hydrogen or halogen;
R5 is cyano, halogen, or is optionally halogenated alkyl or alkoxy;
R6, R7 independently of one another are optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl or phenyl, optionally substituted alkylcarbonyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl or optionally halogenated alkylsulfonyl;
X is a chemical bond, —C≡C—, —CH2—CH(R8)— or —CH═C(R8)—, wherein R8 is hydrogen, cyano, nitro, halogen, alkyl or haloalkyl;
Y is oxygen or sulfur;
their preparation and their use for controlling undesirable vegetation.
式I中的3-苯基吡唑,其中R1为氰基,烷基或卤代烷基;R2为氰基或可选卤代烷基,烷氧基,烷硫基,烷基亚磺酰基或烷基磺酰基;R3为氢,氰基,卤素,烷基或卤代烷基;R4为氢或卤素;R5为氰基,卤素,或可选卤代烷基或烷氧基;R6,R7分别独立地为可选取代的烷基,烯基,炔基,环烷基,杂环基或苯基,可选取代的烷基羰基,烷氧羰基,氨基羰基,烷基氨基羰基,双烷基氨基羰基或可选卤代烷基磺酰基;X为化学键,—C≡C—,—CH2—CH(R8)—或—CH═C(R8)—,其中R8为氢,氰基,硝基,卤素,烷基或卤代烷基;Y为氧或硫;其制备方法及其用于控制不良植被的用途。