Oxymethoxy-3-aryl-pyrone derivatives

US6071937A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Thomas Bretschneider · Lohmar, DE
• Reiner Fischer · Monheim, DE
• Folker Lieb · Leverkusen, DE
• Hermann Hagemann · Leverkusen, DE
• Michael Ruther · Monheim, DE
• Jorg Stetter · Wuppertal, DE
• Wolfram Andersch · Bensberg, DE
• Christoph Erdelen · Leichlingen, DE
• Gerd Hanssler · Leverkusen, DE
• Norbert Mencke · Leverkusen, DE
• Klaus Stenzel · Goldkronach, DE
• Andreas Turberg · Haan, DE
• Ulrike Wachendorff-Neumann · Neuwied, DE

Key dates

• Filing date: May 22, 1998
• Grant date: Jun 6, 2000
• Expiry date: May 22, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D409/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to novel oxymethoxy-3-aryl-pyrone derivatives of the formula (I) ##STR1## in which A, D, R.sup.1, R.sup.2, X, Y, Z and n have the meanings specified in the description, a process for their preparation and their use as pesticides, fungicides and herbicides.