Benzohetero cyclylcyclo hexenones and their use as herbicides

US6589915B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Guido Mayer · Neheim, DE
• Ernst Baumann · Dudenhofen, DE
• Wolfgang von Deyn · Neustadt, DE
• Steffen Kudis · Mannheim, DE
• Klaus Langemann · Worms, DE
• Ulf Misslitz · Neustadt, DE
• Ulf Neidlein · Mannheim, DE
• Matthias Witschel · Bad Dürkheim, DE
• Michael Rack · Eppelheim, DE
• Thorsten Volk · Mannheim, DE
• Martina Otten · Ludwigshafen, DE
• Karl-Otto Westphalen · Speyer, DE
• Helmut Walter · Obrigheim, DE

Key dates

• Filing date: Nov 7, 2001
• Grant date: Jul 8, 2003
• Expiry date: Nov 7, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D285/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to cyclohexenone derivatives of benzo-condensed, unsaturated 5-ring nitrogen heterocycles of general formula (I) wherein X represents N or a group C—R3, Y represents O, S, SO, SO2 or NR4 or X—Y represent S═N and X represents sulfur, and the variables R1, R2 and Hex have the meanings given in claim 1. The invention also relates to a method for producing these compounds, to agents containing these compounds, and to their use as herbicides.