Methods for producing 2-(2-hydroxyphenyl)-2-(alkoxyimino)-N-methylacetamide derivatives

US6831197B2 · kind B2 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Walter Hubsch · Wuppertal, DE
• Bernd Gallenkamp · Wuppertal, DE
• Herbert Gayer · Monheim, DE
• Lubbertus Mulder · Hagen, DE
• Thorsten Müh · Leverkusen, DE
• Reinhard Lantzsch · Leverkusen, DE
• Holger Weintritt · Langenfeld, DE

Key dates

• Filing date: Jan 14, 2004
• Grant date: Dec 14, 2004
• Expiry date: Jan 14, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C251/48
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present application relates to a plurality of novel processes for preparing 2-(2-hydroxyphenyl)-2-(alkoxyimino)-N-methylacetamide derivatives, to novel intermediates for their preparation, and to processes for preparing these intermediates.