Herbicidal substituted 4-sulphonylamino-2-azinyl-1,2,4-triazol-3-ones

摘要

Herbicidal substituted sulphonylaminotriazolinones of the formula <IMAGE> (I) in which R1 represents an optionally substituted radical from the group consisting of alkyl, aralkyl, aryl and heteroaryl, R2 represents hydrogen or the group -SO2-R1 where R1 has the abovementioned meaning, R3 represents hydrogen, halogen, hydroxyl, mercapto, amino or an optionally substituted radical from the group consisting of alkyl, cycloalkyl, aralkyl, aryl, alkoxy, alkenyloxy, alkinyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkenylthio, alkinylthio, aralkoxy, aralkylthio, alkylamino and dialkylamino, R4 represents hydrogen, halogen, hydroxyl, amino or an optionally substituted radical from the group consisting of alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino and dialkylamino, X represents nitrogen or a CH group, Y represents nitrogen or a CR5 group where R5 represents hydrogen, halogen, cyano, alkyl, formyl, alkylcarbonyl or alkoxycarbonyl, and Z represents nitrogen or a CR6 group where R6 represents hydrogen, halogen, hydroxyl, amino or an optionally substituted radical from the group consisting of alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino and dialkylamino, and salts thereof. Intermediates of the formulas <IMAGE> (II) and <IMAGE> (IV) are also new.