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. 06, 1991
Filed:
Jan. 08, 1990
Applicant:
Inventors:
Hans G Berscheid, Schwalbach am Taunus, DE;
Hans-Wolfram Fehlhaber, Idstein/Taunus, DE;
Hans P Kraemer, Marburg, DE;
Harald Zilg, Marburg, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536-64 ;
Abstract
The present invention relates to anthracycline derivatives of the formula I ##STR1## in which at least one of the two substitutents R.sub.1 and R.sub.2 represents an N-oxidized sugar or an N-oxidized sugar combination, and a chemical process for the preparation of these compounds and their use as medicaments for the treatment of malignant tumors.