1-aryl-5-iminoaminopyrazoles, compositions containing them, and herbicidal method of using them

US4685957A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Reinhold Gehring · Wuppertal, DE
• Otto Schallner · Monheim, DE
• Jorg Stetter · Wuppertal, DE
• Klaus Lurssen · Wittlich, DE
• Hans-Joachim Santel · Leverkusen, DE
• Robert R. Schmidt · Cologne, DE

Key dates

• Filing date: Jul 14, 1986
• Grant date: Aug 11, 1987
• Expiry date: Jul 14, 2006

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D401/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Plant growth regulants and herbicides of the formula ##STR1## in which R.sup.1 represents hydrogen or alkyl, PA0 R.sup.2 represents cyano or nitro, PA0 R.sup.3 and R.sup.4 independently of one another each represent hydrogen, alkyl, alkoxyalkyl, alkylthioalkyl or halogenoalkyl or represent optionally substituted aryl, or PA0 R.sup.3 and R.sup.4 together represent a divalent alkylene radical, PA0 R.sup.5 represents hydrogen or alkyl and PA0 Ar represents optionally substituted phenyl, or represented optionally substituted pyridyl.