Herbicidal 3-amino-5-aminocarbonyl-1,2,4-triazoles

US5234897A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Kurt Findeisen · Odenthal, DE
• Hans-Joachim Santel · Leverkusen, DE
• Klaus Lurssen · Wittlich, DE
• Robert R. Schmidt · Cologne, DE

Key dates

• Filing date: Sep 18, 1991
• Grant date: Aug 10, 1993
• Expiry date: Sep 18, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D249/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Herbicidal 3-amino-5-aminocarbonyl-1,2,4-triazoles of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently is an alkyl or other organic radical, and PA0 R.sup.3 and R.sup.4 each independently is hydrogen or an organic radical, with the exception of the compounds in which PA0 a) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.cyclohexyl; PA0 b) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.C.sub.2 H.sub.5, R.sup.3 .dbd.H, R.sup.4 .dbd.CH.sub.2 -C(CH.sub.3).sub.3 ; PA0 c) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.C.sub.2 H.sub.5, R.sup.3 .dbd.H, R.sup.4 .dbd.1-phenyl-ethyl; PA0 d) R.sup.1 .dbd.C.sub.2 H.sub.5, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.C(CH.sub.3).sub.3 ; PA0 e) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.CH.sub.3, R.sup.4 .dbd.C(CH.sub.3).sub.3 ; PA0 f) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.--CH(CH.sub.3)--CH.dbd.N--OCH.sub.3 and PA0 g) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 =H, ##STR2##