Patent number: 4889553
Abstract: Herbicidal triazole sulphonamides of the formula: ##STR1## and salts thereof, where: R.sup.1 represents hydrogen or a substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl, aryl, aralkyl, acyl, alkoxycarbonyl, aminocarbonyl, sulphonyl or heterocyclic group;R.sup.2 represents hydrogen, halo, cyano, hydroxy, mercapto, a substituted or unsubstituted alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, acyl, alkoxycarbonyl, aminocarbonyl, aryl or amino group, or a heterocyclic group;R.sup.3 represents a substituted or unsubstituted heterocyclic, benzheterocyclic, aryl or aralkyl group; andR.sup.4 represents hydrogen, a substituted or unsubstituted alkyl, alkenyl, alkynyl, acyl, aroyl, alkylsulphonyl, alkoxycarbonyl, aminocarbonyl, aralkyl, or a group of the formula: ##STR2## where R.sup.1 and R.sup.2 are as defined hereinbefore, processes for their preparation and compositions containing them.
Type:
Grant
Filed:
May 15, 1987
Date of Patent:
December 26, 1989
Assignee:
Schering Agrochemicals
Inventors:
Graham P. Rowson, John C. Head, Jurgen Westermann, Martin Kruger, Friedrich Arndt, Richard Rees
Patent number: 4601746
Abstract: New substituted sulfonyl urea are disclosed of the general formula ##STR1## in which R.sub.1 is chlorine, --COOR.sub.5, --S(O).sub.n --R.sub.6 or ##STR2## R.sub.2 is ##STR3## or --CH.sub.2 --C.tbd.C--R.sub.11, R.sub.3 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkylthio, halogen, halogen-C.sub.1 -C.sub.4 -alkyl, halogen-C.sub.1 -C.sub.4 -alkoxy, Di-C.sub.1 -C.sub.3 -alkyl-amino, C.sub.1 -C.sub.3 -alkyl-amino or C.sub.1 -C.sub.3 -alkoxy-C.sub.1 -C.sub.3 -alkoxy,R.sub.4 is hydrogen C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, halogen, halogen-C.sub.1 -C.sub.4 -alkyl, halogen-C.sub.1 -C.sub.4 -alkoxy, Di-C.sub.1 -C.sub.3 -alkyl-amino, C.sub.1 -C.sub.3 -alkyl-amino, or C.sub.1 -C.sub.3 -alkoxy-C.sub.1 -C.sub.3 -alkoxy,Z is --CH.dbd. or --N.dbd.,R.sub.5 is C.sub.1 -C.sub.8 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.1 -C.sub.3 -alkoxy-C.sub.1 -C.sub.3 -alkyl, phenyl, substituted phenyl, benzene or substituted benzene,R.sub.6 is C.sub.1 -C.sub.6 -alkyl or phenyl,R.
Type:
Grant
Filed:
June 18, 1984
Date of Patent:
July 22, 1986
Assignee:
Schering Aktiengesellschaft
Inventors:
Jurgen Westermann, Gerhard Boroschewski, Ulrich Eder, Friedrich Arndt, Hansjorg Krahmer, Clemens Kotter