ALKYL-N-ARYL-TETRAHYDROPHTHALIMIDES, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE IN PLANT PROTECTION

摘要

Compounds of the formula I IMAGE in which X, Y and Z are O or S; R1 is alkyl, R2 is fluorine, chlorine, bromine or NO2; R3 is (substituted) alkyl, cycloalkyl, alkenyl, alkynyl, (substituted) phenyl or a radical of the formulae IMAGE R4 is hydrogen or alkyl; R5, R6 or the two radicals together are a (C2-C3)alkylene chain; R7 and R8 are hydrogen, alkyl, (substituted) phenyl or (substituted) benzyl, or R7 and R8 together with the N atom linking them form a 5- or 6-membered saturated (substituted) heterocycle which can also contain an oxygen atom or an N-R4 group as ring member, n is 1 or 2 and m is 1, 2 or 3, have advantageous herbicidal properties.