N-substituted N-substituted phenyl-3,4-dimethyl maleimide derivatives and methods for their preparation

摘要

The present invention relates to novel N-substituted phenyl-3,4-dimethyl maleimide derivatives of the general formula (I), their preparation and their use as herbicides or plant growth inhibitors.;Wherein R^OneC_l~ C₆Alkyl, phenyl, halogen, and R²Is hydrogen, C_l-C₆Alkyl, C₂~ C₆Alkenyl, C₂~ C₆Haloalkenyl, C₂~ C₆Alkynyl, C₃~ C₇Cycloalkyl, C₂~ C₆Haloalkenyl, C₂~ C₆Alkylthioalkyl, benzyl or alkoxycarbonylalkyl group.