Insecticidal and acaricidal plant-protection agents containing substituted 1,2,4-oxadiazole derivatives

US5428049A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Peter Jeschke · Eltville am Rhein, DE
• Werner Lindner · Eppstein, DE
• Ulrike Wachendorff-Neumann · Neuwied, DE
• Christoph Erdelen · Leichlingen, DE

Key dates

• Filing date: Jan 13, 1994
• Grant date: Jun 27, 1995
• Expiry date: Jan 13, 2014

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D413/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to the use of 1,2,4-oxadiazole derivatives, some of which are already known, as insecticides and acaricides in plant protection. The compounds, used in accordance with the invention, have the formula (I) ##STR1## in which R.sup.1 represents hydrogen, or represents in each case optionally substituted alkyl, cycloalkyl, aryl or heterocyclyl, PA0 R.sup.2 represents hydrogen, nitro, cyano, carboxyl, carbamoyl or halogen, or represents in each case optionally substituted alkyl, alkoxy or alkylthio, PA0 R.sup.3 represents hydrogen, nitro, cyano, carboxyl, carbamoyl or halogen, or represents in each case optionally substituted alkyl, alkoxy or alkylthio, and PA0 R.sup.4 has the meaning given in the text of the application.