Method for preparing trion-bis(oxime ether) derivatives andrion-mono and trion-bis(oxime ether) derivatives obtained therewith

US6441236B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Thomas Grote · Monsheim, DE
• Bernd Wolf · Niederkirchen, DE
• Michael Rack · Eppelheim, DE
• Roland Götz · Ludwigshafen, DE
• Andreas Gypser · Mannheim, DE
• Adrian Steinmetz · Mannheim, DE
• Hubert Sauter · Mannheim, DE
• Michael Keil · Freinsheim, DE
• Horst Mayer · Ludwigshafen, DE

Key dates

• Filing date: Mar 23, 2001
• Grant date: Aug 27, 2002
• Expiry date: Mar 23, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D319/06
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a method for the production of trion-bis(oxime ether) derivatives of formula (I), wherein the substituents have the following meaning: R1, R3 represent unsubstituted, partially or totally halogenated C1-C6-alkyl or C3-C6-cycloalkyl; R2, R4 represent C1-C4-alkyl or a methyl substituted by C2-C4-alkenyl, C2-C4-alkinyl or phenyl and X represents oxygen or N—OH. The invention also relates to the intermediate products obtained with said method.