Spirocyclic 3'-alkoxytetramic acids and-tetronic acids

US8410289B2 · kind B2 · utility

Assignee

• BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

• Reiner Fischer · Monheim, DE
• Oliver Gaertzen
• Stefan Lehr · Leverkusen, DE
• Thomas Bretschneider · Lohmar, DE
• Dieter Feucht · Eschborn, DE
• Olga Malsam · Sankt Goarshausen, DE
• Christian Arnold · Langenfeld, DE
• Thomas Auler · Bad Soden, DE
• Martin Jeffrey Hills · Idstein, DE
• Heinz Kehne · Hofheim, DE
• Chris Rosinger · Hofheim, DE

Key dates

• Filing date: Jun 18, 2005
• Grant date: Apr 2, 2013
• Expiry date: Oct 30, 2027

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D209/54
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to novel 3′-alkoxy spirocyclic tetramic and tetronic acids of formula (I), wherein A, B, D, Q1, Q2, G, W, X, Y and Z are as defined in the description, to several methods and intermediate products for the production and the use thereof in the form of pesticides and/or herbicides and/or microbicides, to selective herbicide agents, 3′-alkoxy spicrorylic tetramic and tetronic acids and to at least one compound which improves cultivated plants compatibility.