N-acyl-pyrrolidinone derivatives

US5256795A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Michael Negele · Cologne, DE
• Bernd Baasner · Bensberg, DE
• Heinz-Jurgen Bertram · Holzminden, DE
• Jurgen Hartwig · Essen, DE

Key dates

• Filing date: Jul 22, 1992
• Grant date: Oct 26, 1993
• Expiry date: Jul 22, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D207/26
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Novel pyrrolidinone derivatives of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, X and m have the meanings defined in the specification, useful as herbicides and nematicides.