Heterocyclylbenzonitriles

US6395683B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Mark Wilhelm Drewes · Langenfeld, DE
• Roland Andree · Langenfeld, DE
• Kurt Findeisen · Odenthal, DE
• Wilhelm Haas · Pulheim, DE
• Andreas Lender · Wuppertal, DE
• Karl-Heinz Linker · Leverkusen, DE
• Otto Schallner · Monheim, DE
• Markus Dollinger · Leverkusen, DE
• Hans-Joachim Santel · Leverkusen, DE

Key dates

• Filing date: Aug 22, 2000
• Grant date: May 28, 2002
• Expiry date: Aug 22, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D471/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new heterocyclylbenzonitriles of the general formula (I) in whichR1, R2, R3 and Het have the meanings given in the description, new processes and new intermediate products for their preparation and their use as herbicides.