Patent number: 5045108
Abstract: Herbicidal and plant growth-regulating N-aryl-nitrogen heterocyclic compounds of the formula ##STR1## in which R.sup.1 represents hydrogen or halogen,R.sup.2 represents cyano, nitro, fluorine, chlorine, bromine, iodine, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogeneoalkylthio,R.sup.3 represents halogen, hydroxyl or mercapto, or represents a radical, in each case optionally substituted, from the series comprising alkoxy, alkenyloxy, alkinyloxy, cycloalkoxy, alkylthio, alkenylthio, alkinylthio and cycloalkylthio,R.sup.4 represents hydrogen, halogen or alkyl,R.sup.5 represents hydrogen, halogen or alkyl, or together with R.sup.4 represents alkanediyl,R.sup.6 represents hydrogen or alkyl andR.sup.7 represents hydrogen or alkyl, or together with R.sup.6 represents alkanediyl,with certain provisos regarding R.sup.2.
Type:
Grant
Filed:
June 7, 1990
Date of Patent:
September 3, 1991
Assignee:
Bayer Aktiengesellschaft
Inventors:
Hans-Ludwig Elbe, Albrecht Marhold, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt, Birgit Krauskopf