Imidazo[1,2a]pyridines and their use as cardiotonic agents

US4716169A · kind A · utility

Assignee

• Dr. Karl Thomae GmbH · DE

Inventors

• Joachim Heider · Warthausen, DE
• Norbert Hauel · Schemmerhofen, DE
• Volkhard Austel · Biberach, DE
• Klaus Noll · Cologne, DE
• Andreas Bomhard · Biberach, DE
• Jacques van Meel · Mittelbiberach, DE
• Willi Diederen

Key dates

• Filing date: Dec 17, 1985
• Grant date: Dec 29, 1987
• Expiry date: Dec 17, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D487/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new imidazo derivatives of the formula ##STR1## wherein "A-D and R.sup.1 -R.sup.3 are as defined in the specification". The new compounds have valuable pharmacological properties, particularly antithrombotic and cardiovascular properties such as a cardiotonic activity and/or an effect on blood pressure, and can be prepared using methods known per se.