Avermectin and avermectin monosaccharide derivatives substituted in the 4″-or 4'-position having pesticidal properties

Abstract

What is described are a compound of the formula (I) Wherein U is —N(R)ORor —N(O)═C(R)R); n is 0 or 1; X—Y is —CH═CH— or —CH—CH—; Ris C-Calkyl, C-Ccycloalkyl or C-Calkenyl; Rand Rare, for example; independently from each other, —Q, —C(═O)—Z—Q or —CN; Rand Rare, independently from each other, —Q, —C(═O)—Z—Q or —CN; or Rand Rtogether are a three- to seven membered alkylene or alkenylene bridge, which is unsubstituted or mono- to tri-substituted; Z is a bond, O or —NR—; Q is H, C-Calkyl, C-Calkenyl, C-Calkynyl, C-C-Cycloalkyl, C-C-cycloalkenyl, aryl, or heterocyclyl, which are unsubstituted or mono- to pentasubstituted; Ris for example H, C-Calkyl, hydroxy-C-Calkyl, C-Ccycloalkyl or C-Calkenyl; or, if appropriate, an E/Z isomer, E/Z isomer mixture and/or tautomer thereof; a process for preparing these compounds, their isomers and tautomers and the use of these compounds, their isomers and tautomers; pesticidal compositions whose active compound is selected from these compounds and their tautomers; intermediates for the preparation of the said compounds of the formula (I), methods for the preparation of the compounds of the formula (I), and a method for controlling pests using these compositions.