Benzimidazoles, pharmaceutical compositions containing these compounds and processes for preparing them

US5684029A · kind A · utility

Assignee

• Karl Thomae GmbH · DE

Inventors

• Berthold Narr · Biberach, DE
• Norbert Hauel · Schemmerhofen, DE
• Jacques van Meel · Mittelbiberach, DE
• Wolfgang Wienen · Äpfingen, DE
• Michael Entzeroth · Warthausen, DE
• Uwe Ries · Biberach an der Riß, DE

Key dates

• Filing date: Feb 20, 1996
• Grant date: Nov 4, 1997
• Expiry date: Feb 20, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D403/14
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to benzimidazoles of general formula ##STR1## wherein R.sub.1 to R.sub.4 are as defined herein, the 1-, 3-isomer mixtures thereof and the addition salts thereof. The new compounds are useful, in particular, as angiotensin antagonists.