Phenylpyridazinones

US7012041B2 · kind B2 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Karl-Heinz Linker · Leverkusen, DE
• Kurt Findeisen · Leverkusen, DE
• Wilhelm Haas · Pulheim, DE
• Markus Dollinger · Leverkusen, DE
• Hans-Joachim Santel · Leverkusen, DE

Key dates

• Filing date: Sep 30, 2002
• Grant date: Mar 14, 2006
• Expiry date: Jan 24, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D237/22
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to novel phenylpyridazinones of the general formula (I) in which R1, R2, R3, R4, R5 and R6 are each as defined in the description,to processes for their preparation, to their use as herbicides and to novel intermediates and processes for preparing them.