"N'-(substituted-pyrimidin-2-yl)-N""-substituted-N"",N""'-bis-(sub stituted-benzenesulphonyl)-guanidines as herbicides"

US4602938A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Koichi Moriya · Tokyo, JP
• Theodor Pfister · Monheim, DE
• Hans-Jochem Riebel · Bad Camberg, DE
• Ludwig Eue
• Robert R. Schmidt · Cologne, DE
• Klaus Lurssen · Wittlich, DE

Key dates

• Filing date: Feb 9, 1984
• Grant date: Jul 29, 1986
• Expiry date: Feb 9, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D521/00
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Guanidine derivatives of the formula ##STR1## in which R.sup.2 represents a six-membered aromatic heterocyclic structure which contains at least one nitrogen atom and is substituted by halogen, amino, cyano or formyl and/or by optionally substituted radicals from the series comprising alkyl, alkoxy, alkylamino, dialkylamino, alkylcarbonyl and alkoxycarbonyl, and/or is optionally fused, PA1 R.sup.3 represents hydrogen, an optionally substituted radical from the series comprising alkyl, cycloalkyl, alkenyl, alkinyl and aralkyl, or the radical --S(O).sub.n --R.sup.6, PA1 the other radicals can have varied meanings, and PA1 acid adducts and salts thereof, which possess herbicidal and plant growth regulating activity.