Substituted 3-aryl-pyrrolidine-2,4-diones

US5350861A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Reiner Fischer · Monheim, DE
• Hermann Uhr · Krefeld, DE
• Arno Widdig · Odenthal, DE
• Stefan Dutzmann · Goldkronach, DE
• Christoph Erdelen · Leichlingen, DE
• Ulrike Wachendorff-Neumann · Neuwied, DE
• Klaus Schaller · Wuppertal, DE

Key dates

• Filing date: Jan 16, 1992
• Grant date: Sep 27, 1994
• Expiry date: Jan 16, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D207/38
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

There are provided new substituted 3-aryl-pyrrolidine-2,4-diones of the formula ##STR1## in which X represents hydrogen, alkyl, halogen or alkoxy, PA1 Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl, PA1 Z represents alkyl, halogen or alkoxy, PA1 n represents a number from 0-3, PA1 R represents hydrogen or the groups EQU --CO--R.sup.1, --CO--O--R.sup.2 PA1 in which PA1 R.sup.1 and R.sup.2 have the meanings given in the text of the application, PA1 A represents optionally halogen-substituted alkyl, alkenyl, alkinyl, alkoxyalkyl, polyalkoxyalkyl, alkylthioalkyl and cycloalkyl which is optionally interrupted by hetero atoms, or represents arylakyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy or nitro, PA1 B represents optionally substituted aryl or benzyl. The new compounds of the formula (I) have highly pronounced insecticidal, acaricidal, fungicidal and antimycotic properties.