5-membered heterocyclic compounds, processes for preparing them and pharmaceutical compositions containing these compounds

US5463071A · kind A · utility

Assignee

• Dr. Karl Thomae GmbH · DE

Inventors

• Frank Himmelsbach · Mittelbiberach, DE
• Guenter Linz · Mittelbiberach, DE
• Volkhard Austel · Biberach, DE
• Helmut Pieper · Lohr am Main, DE
• Thomas Mueller · Zell am Harmersbach, DE
• Johannes Weisenberger · Biberach, DE
• Elke Seewaldt-Becker · Biberach, DE

Key dates

• Filing date: Nov 8, 1993
• Grant date: Oct 31, 1995
• Expiry date: Nov 8, 2013

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/6506
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## wherein X.sub.1 to X.sub.5 are as defined herein, the tautomers, the stereoisomers including the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids or bases. The compounds are useful for inhibiting undesirable cell aggregation.