申请人:Shell Internationale Research Maatschappij B.V.
公开号:US05071468A1
公开(公告)日:1991-12-10
Compounds of the formula: ##STR1## wherein X, Y and Z are hydrogen, halogen, alkyl, haloalkyl, hydroxy, alkoxyalkyl, alkoxy, haloalkoxy, cycloalkyl, substituted aryl, alkylthio, arylthio, substituted amino or --CO.sub.2 R.sup.7, wherein R.sup.7 is hydrogen, optionally substituted alkyl, cycloalkyl, aryl or aralkyl, or X and Y together or Y and Z together form a ring R.sup.1 is --A--CH.dbd.CHCH.sub.3, --A--C.tbd.CCH.sub.3, --A--CH.sub.2 CH.dbd.CH.sub.2, --A--CH.sub.2 C.tbd.CH, --A(CH.sub.2).sub.n Br, --A(CH.sub.2).sub.n B(CH.sub.2).sub.m BR, ##STR2## or --A(CH.sub.2).sub.n R.sup.8, optionally substituted wherein A and B are --O--, --S-- or --NR, B.sup.1 is a direct bond, --O--, --S-- or --NR, n and m are integers from 1 to 3, p is 0, 1 or 2, R is hydrogen, optionally substituted alkyl, cycloalkyl, aryl or aralkyl and R.sup.8 is optionally substituted aryl; R.sup.2 to R.sup.4, each are hydrogen, halogen, alkyl, alkoxy or --CO.sub.2 R.sup.7 ; R.sup.5 is hydrogen, halogen, alkyl, haloalkyl, optionally substituted cycloalkyl or aryl, nitro, cyano, hydroxy, optionally substituted alkoxy, aryloxy, heteroaryloxy, amino, alkylthio, alkylsulphinyl, alkylsulfphonyl, arylthio, arylsulphinyl, or arylsulphonyl, oximino, oxime, oxime ether, --CO.sub.2 R.sup.7, --CONR.sub.2.sup.7, --SO.sub.3 R.sup.7, --SO.sub.2 NR.sub.2.sup.7, optionally substituted acyl, or arylcarbonyl ##STR3## or the same as R, and R.sup.9 is hydrogen, alkyl, acyl, arylcarbonyl or aralkyl; and R.sup.6 is hydrogen, acyl, arylcarbonyl, alkylsulphonyl, arylsulphonyl or alkyl, or salts are used in combating undesired plant growth.
该化合物的结构式为:##STR1## 其中X、Y和Z分别为氢、卤素、烷基、卤代烷基、羟基、烷氧基烷基、烷氧基、卤代烷氧基、环烷基、取代芳基、烷硫基、芳硫基、取代氨基或--CO.sub.2 R.sup.7,其中R.sup.7为氢、可选择取代的烷基、环烷基、芳基或芳基烷基,或者X和Y一起,或Y和Z一起形成环,R.sup.1为--A--CH.dbd.CHCH.sub.3、--A--C.tbd.CCH.sub.3、--A--CH.sub.2 CH.dbd.CH.sub.2、--A--CH.sub.2 C.tbd.CH、--A(CH.sub.2).sub.n Br、--A(CH.sub.2).sub.n B(CH.sub.2).sub.m BR、##STR2## 或--A(CH.sub.2).sub.n R.sup.8,可选择取代,其中A和B为--O--、--S--或--NR,B.sup.1为直接键、--O--、--S--或--NR,n和m为1到3的整数,p为0、1或2,R为氢、可选择取代的烷基、环烷基、芳基或芳基烷基,R.sup.8为可选择取代的芳基;R.sup.2到R.sup.4分别为氢、卤素、烷基、烷氧基或--CO.sub.2 R.sup.7;R.sup.5为氢、卤素、烷基、卤代烷基、可选择取代的环烷基或芳基、硝基、氰基、羟基、可选择取代的烷氧基、芳氧基、杂环氧基、氨基、烷硫基、烷砜基、烷磺酰基、芳硫基、芳砜基或芳磺酰基、肟亚胺、肟、肟醚、--CO.sub.2 R.sup.7、--CONR.sub.2.sup.7、--SO.sub.3 R.sup.7、--SO.sub.2 NR.sub.2.sup.7、可选择取代的酰基,或芳基羰基##STR3## 或与R相同,R.sup.9为氢、烷基、酰基、芳基羰基或芳基烷基;R.sup.6为氢、酰基、芳基羰基、烷磺酰基、芳磺酰基或烷基,或其盐用于防治不良植物生长。