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. 08, 1989
Filed:
Jul. 28, 1987
Applicant:
Inventors:
Adalbert Wagner, Hofheim am Taunus, DE;
Heinz-Werner Kleemann, Kelsterbach, DE;
Dieter Ruppert, Kelkheim, DE;
Bernward Scholkens, Kelkheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ; C07D / ; C07C / ; C07C / ; C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
514 19 ; 549 76 ; 549 77 ; 549493 ; 549494 ; 548495 ; 564152 ; 564154 ; 564159 ; 564 94 ; 564 95 ; 560 24 ; 560169 ;
Abstract
The invention relates to compounds of the formula ##STR1## in which R.sup.1 is absent or denotes hydrogen, alkyl or acyl, A denotes an acyl radical or an amino acid residue, B denotes an amino acid residue, and R.sup.2, R.sup.3 and R.sup.4 are as defined in the specification, and to their salts, to a process for their preparation, to pharmaceutical products containing them, and to their use as medicaments, and intermediates for the preparation of these compounds.