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Details for Patent: 5,591,762

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Summary for Patent: 5,591,762

Title: Benzimidazoles useful as angiotensin-11 antagonists
Abstract:Disclosed herein are angiotensin-II antagonists of the formula ##STR1## wherein R.sub.1 is, other than hydrogen and, inter alia, halogen, lower alkyl or cycloalkyl; R.sub.2 is, inter alia, optionally substituted benzimidazol-2-yl, 5,6,7,8-tetrahydro-imidazo[1,2-a]pyridin-2-yl, butanesultam-1-yl, imidazol-4-yl, and tetrahydobenzimidazol-2-yl; R.sub.3 is, inter alia, lower alkyl; and, R.sub.4 is an acidic group, such as carboxyl or tetrazolyl. An exemplary compound is: (a) 4'-[[2-n-propyl-4-methyl-6-(1-methylbenzimidazole-2-yl)-benzimidazol-1-yl] methyl]-biphenyl-2-carboxylic acid.
Inventor(s): Hauel; Norbert (Schemmerhofen, DE), Narr, deceased; Berthold (late of Biberach, DE), Ries; Uwe (Biberch, DE), van Meel; Jacobus C. A. (Mittelbiberach, DE), Wienen; Wolfgang (Biberach/Rissegg, DE), Entzeroth; Michael (Warthausen, DE)
Assignee: Dr. Karl Thomae GmbH (Biberach an der Riss, DE)
Application Number:08/457,204
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,591,762

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany41 03 492.9Feb 06, 1991
Germany41 17 121.7May 25, 1991
Germany41 37 812.1Nov 16, 1991
Germany42 01 554.5Jan 22, 1992
Germany42 12 250.3Apr 11, 1992

International Patent Family for Patent: 5,591,762

Country Document Number Publication Date
South Africa9200816Jul 05, 1993
South Africa9300420Jul 21, 1994
South Africa9300529Jan 23, 1995
South Africa9302521Oct 08, 1994
Yugoslavia9892Mar 04, 1999
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ISSN: 2162-2639

Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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