申请人:Hoechst Aktiengesellschaft
公开号:US03954442A1
公开(公告)日:1976-05-04
Compounds of the formula I ##SPC1## in which R represents hydrogen, halogen, alkyl having 1 to 4 carbon atoms, alkoxy and alkylthio having 1 to 4 carbon atoms, cyclohexyl, cyclopentyl, and phenyl, R.sup.1 represents hydrogen, halogen, alkyl having 1 to 4 carbon atoms, and alkenyl having 2 to 4 carbon atoms, X and Y each are oxygen or sulfur, R.sup.2 represents hydrogen, alkyl having 1 to 10 carbon atoms, alkoxyalkyl having 2 to 6 carbon atoms, alkyl-amino having 2 to 4 carbon atoms, or phenyl, R.sup.3 represents hydrogen or alkyl having 1 to 4 carbon atoms, R.sup.4 represents hydroxyl, --O-alkyl having 1 to 10 carbon atoms, --S-alkyl having 1 to 6 carbon atoms, --O-- alkenyl having 2 to 4 carbon atoms, --O-cyclohexyl, --O-cyclopentyl, a phenoxy or phenylthio radical optionally substituted once or twice with halogen; --NH.sub.2, --NH-alkyl having 1 to 4 carbon atoms, --N,N-dialkyl or ##EQU1## HAVING 1 TO 4 CARBON ATOMS IN EACH ALKYL GROUP, A --NH-phenyl radical substituted with halogen, --CF.sub.3, --OCF.sub.2 CF.sub.2 H, or --COOCH.sub.3, or --O-benzyl, or --NH-benzyl, or --S-benzyl, or --O-cat. wherein cat. stands for the cation of an inorganic or organic base, are valuable selective herbicides.
化合物I的式子为##SPC1##
其中R代表氢,卤素,1至4个碳原子的烷基,1至4个碳原子的烷氧基和烷硫基,环己基,环戊基和苯基,R.sup.1代表氢,卤素,1至4个碳原子的烷基和2至4个碳原子的烯基,X和Y分别为氧或硫,R.sup.2代表氢,1至10个碳原子的烷基,2至6个碳原子的烷氧基烷基,2至4个碳原子的烷基胺基或苯基,R.sup.3代表氢或1至4个碳原子的烷基,R.sup.4代表羟基,1至10个碳原子的--O-烷基,1至6个碳原子的--S-烷基,2至4个碳原子的--O-烯基,--O-环己基,--O-环戊基,一次或两次用卤素取代的苯氧基或苯硫基,--NH.sub.2,1至4个碳原子的--NH-烷基,--N,N-二烷基或##EQU1## 每个烷基中有1至4个碳原子,一次用卤素取代的--NH-苯基基团,--CF.sub.3,--OCF.sub.2 CF.sub.2 H,--COOCH.sub.3,--O-苄基,--NH-苄基,--S-苄基,或--O-cat.其中cat.代表无机或有机碱的阳离子,是有价值的选择性除草剂。