5-vinyl- and 5-ethinyl-quinolone- carboxylic acids

US5578604A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Thomas Himmler · Odenthal, DE
• Uwe Petersen · Leverkusen, DE
• Klaus-Dieter Bremm · Recklinghausen, DE
• Rainer Endermann · Wuppertal, DE
• Michael Stegemann · Lenexa, US
• Heinz-Georg Wetzstein · Leverkusen, DE

Key dates

• Filing date: Mar 3, 1995
• Grant date: Nov 26, 1996
• Expiry date: Mar 3, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D491/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new 5-vinyl- and 5-ethinyl-quinolone- and -naphthyridonecarboxylic acids, to processes for their preparation, and to antibacterial compositions and feed additives containing them.