8-substituted 1,3-dialiphaticxanthine derivatives

US5641784A · kind A · utility

Assignee

• Boehringer Ingelheim GmbH · DE

Inventors

• Ulrike Kufner-Muhl · Mainz, DE
• Werner Stransky · Gau-Algesheim, DE
• Gerhard Walther · Bingen, DE
• Karl-Heinz Weber · Gau-Algesheim, DE
• Helmut Ensinger · Wackernheim, DE
• Franz J. Kuhn · Gau-Algesheim, DE
• Gunter Schingnitz · Bad Kreuznach, DE
• Erich Lehr · Waldalgesheim, DE

Key dates

• Filing date: Dec 22, 1994
• Grant date: Jun 24, 1997
• Expiry date: Dec 22, 2014

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F05C2201/021
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New xanthine compounds of formula I: ##STR1## wherein the substituents are defined herein, which xanthines are useful as adenosine antagonists.