The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 1992
Filed:
Feb. 20, 1990
Applicant:
Inventors:
Karl Geisen, Frankfurt am Main, DE;
Hans-Jochen Lang, Hofheim am Taunus, DE;
Hildegard Nimmesgern, Frankfurt am Main, DE;
Klaus Weidmann, Kronberg/Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544295 ; 544326 ; 544327 ;
Abstract
Pyrimidine derivatives of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the indicated meanings, the salts thereof, and a process for the preparation thereof are described. Because of their sorbitol-accumulating activity, they are suitable as a tool in a pharmacological screening model for aldose reductase inhibitors.