| abstract |
(57) [Summary] Formula I Wherein X is oxygen, sulfur, S ＝ O, S (＝ O) 2 , CR 4 R 5 , C ＝ O or C ＝ NR 6 ; R 1 is hydrogen, nitro, halogen, cyano, Alkyl, halogenated alkyl, alkoxy, halogenated alkoxy, alkylthio, halogenated alkylthio, alkylsulfinyl, halogenated alkylsulfinyl, alkylsulfonyl, halogenated alkylsulfonyl, aminosulfonyl with or without a substituent, or with a substituent R 2 is alkyl, alkyl halide, alkoxy or alkoxy halide; R 3 is hydrogen, alkyl or halogen; R 4 , R 5 is hydrogen, nitro, Halogen, cyano, alkyl, alkyl halide, alkoxy, halogenated Alkoxy, alkylthio, alkylthio halide, alkylsulfinyl, alkylsulfinyl halide, alkylsulfonyl, alkylsulfonyl halide or substituted amino; or R 4 and R 5 together may be substituted, and / or Or forms a chain which may be interrupted by oxygen or sulfur; or R 4 and R 5 together form a methylidene group with or without substituents; R 7 is substituted (3-oxo-1-cyclohexen-2-yl) carbonyl or substituted (1,3-dioxo-2-cyclohexenyl) methylidene]; Its agriculturally useful salts; cyclohexenone dioxothiochromanoyl Methods for the preparation of derivatives; compositions containing the compounds and the use of said derivatives or compositions containing said derivatives for controlling unwanted plants are described. |