申请人:Rhone-Poulenc Agriculture Limited
公开号:US06323155B1
公开(公告)日:2001-11-27
4-Benzoylisoxazole derivatives of the formula
wherein R is H or an ester; R1 is alkyl, haloalkyl or optionally substituted cycloalkyl; R2 is halogen, optionally halogenated alkyl, alkenyl or alkynyl; alkyl substituted with one or more —OR5; —NO2, —CN, —CO2R5, —S(O)pR6, —O(CH2)mOR5, —COR5, —NR5R6, —N(R8)SOqR7, —CONR9R10 or —OR51; or optionally substituted phenyl; R3 is —S(O)qR7; X is —N(R8)—; n is 0, 1, 2, 3, or 4; R5, R51 and R6 are independently H; optionally halogenated alkyl, alkenyl or alkynyl; optionally substituted phenyl; or cycloalkyl; R7 is optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl; optionally substituted phenyl; or optionally substituted amino; R8 is H; optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl; optionally substituted phenyl; or alkoxy; m is 1, 2 or 3; p is 0, 1 or 2; q is 0 or 2; and their use as herbicides are described.
4-苯甲酰异噁唑衍生物的化学式如下:
其中,R为H或酯基;R1为烷基、卤代烷基或可选择取代的环烷基;R2为卤素、可选择卤代烷基、烯基或炔基;烷基上取代有一个或多个—OR5;—NO2、—CN、—CO2R5、—S(O)pR6、—O(CH2)mOR5、—COR5、—NR5R6、—N(R8)SOqR7、—CONR9R10或—OR51;或可选择取代的苯基;R3为—S(O)qR7;X为—N(R8)—;n为0、1、2、3或4;R5、R51和R6独立地为H;可选择卤代烷基、烯基或炔基;可选择取代的苯基;或环烷基;R7为可选择卤代烷基、烯基或炔基;环烷基;可选择取代的苯基;或可选择取代的氨基;R8为H;可选择卤代烷基、烯基或炔基;环烷基;可选择取代的苯基;或烷氧基;m为1、2或3;p为0、1或2;q为0或2;并描述了它们作为除草剂的用途。