Heterocyclylbenzonitriles

US5858925A · kind A · 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: Oct 21, 1996
• Grant date: Jan 12, 1999
• Expiry date: Oct 21, 2016

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) ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and Het have the meanings given in the description, new processes and new intermediate products for their preparation and their use as herbicides.