abstract |
The present invention relates to new effective alkynyl-substituted N-phenylpyrrolidine-2,4-diones according to the general formula (I) or agrochemically acceptable salts thereof, in which X = C 1 -C 4 alkyl, C 1 -C 4 haloalkyl or C 3 -C 6 cycloalkyl, Y = C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl, R 1 = hydrogen, C 1 -C 6 -alkyl, or C 3 -C 6 -cycloalkyl, R 2 = hydrogen or methyl, R 3 = C 1 -C 6 -alkyl or C 1 -C 6 -alkoxy-C 2 -C 6 -alkyl, G = hydrogen, a removable group L or a cation E means.n n n The invention also relates to a herbicidal composition containing a compound of the general formula (I) and the use of the compounds according to the invention for combating weeds and grass weeds in crops of useful plants. |