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:
Mar. 11, 1997
Filed:
Feb. 24, 1995
Stephan Henke, Bad Soden am Taunus, DE;
Dietrich Brocks, Wiesbaden, DE;
Volkmar G unzler, Marburg-Cappel, DE;
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Abstract
The invention relates to compounds of the formula ##STR1## in which A denotes an optionally substituted radical from the series comprising alkyl, acyl, cycloalkyl, aryl and heteroaryl; A.sup.1 represents CO, CS, C.dbd.NH, CN-alkyl, CN--O-alkyl, SO, optionally substituted CH.sub.2 or a bond; A.sup.2 represents NH, NCH.sub.3, O, CH.sub.2 or a bond; E represents CHOH, CO, SO or optionally N-substituted C.dbd.NH; A.sup.3 represents O, NH, NCH.sub.3 or a bond; R.sup.4 denotes an optionally substituted radical from the series comprising alkyl, cycloalkyl, aryl and heteroaryl; and R.sup.8 denotes hydrogen or optionally substituted alkyl, to a process for their preparation, and to their use as inhibitors of prolyl hydroxylase.