Pyridopyrimidinediones, processes for their preparation and their use as drugs

US5556854A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Harald Furrer · Frankfurt am Main, DE
• Dirk Seiffge · Hochheim, DE
• Ismahan Okyayuz-Baklouti · Wiesbaden, DE
• John J. Grome · Wiesbaden, DE

Key dates

• Filing date: Apr 21, 1994
• Grant date: Sep 17, 1996
• Expiry date: Apr 21, 2014

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P43/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Pyridopyrimidinediones, processes for their preparation and their use as drugs A compound of the formula I: ##STR1## and/or physiologically acceptable salts of the compound of the formula I, and/or optionally stereoisomeric forms of the compound of the formula I, are suitable for the preparation of drugs for the treatment of circulatory disorders and/or neurodegenerative diseases.