Cyclic dericatives, pharmaceutical compositions containing these compounds and processes for preparing them

US5827849A · kind A · utility

Assignee

• Karl Thomae GmbH · DE

Inventors

• F. Himmelsbach · Mittelbiberach, DE
• Helmut Pieper · Lohr am Main, DE
• Volkhard Austel · Biberach, DE
• Gunter Linz · Mittelbiberach, DE
• Brian Guth · Warthausen, DE
• Thomas Müller · Biberach, DE
• Johannes Weisenberger · Biberach, DE

Key dates

• Filing date: Dec 17, 1996
• Grant date: Oct 27, 1998
• Expiry date: Dec 17, 2016

Classification

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

Abstract

The invention relates to cyclic derivatives of general formula ##STR1## wherein R.sub.a, R.sub.b, X and Y are as defined in claim 1, the tautomers, the stereoisomers including the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with organic or inorganic acids or bases, which have valuable pharmacological properties, preferably aggregation-inhibiting effects, pharmaceutical compositions containing the compounds and processes for preparing them.