8-vinyl- and 9-ethinyl-quinolone-carboxylic acids

US5468742A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Uwe Petersen · Leverkusen, DE
• Thomas Himmler · Odenthal, DE
• Thomas Schenke · Odenthal, DE
• Andreas Krebs · Odenthal, DE
• Klaus Grohe · Odenthal, DE
• Klaus-Dieter Bremm · Recklinghausen, DE
• Karl G. Metzger · Wuppertal, DE
• Rainer Endermann · Wuppertal, DE
• Hans-Joachim Zeiler · Velbert, DE

Key dates

• Filing date: Nov 1, 1993
• Grant date: Nov 21, 1995
• Expiry date: Nov 1, 2013

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D487/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new 8-vinyl- and 8-ethinylquinolonecarboxylic acids, process for their preparation, and antibacterial agents and feed additives containing them.