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:
Oct. 29, 1991
Filed:
May. 25, 1990
Applicant:
Inventors:
Uwe Petersen, Leverkusen, DE;
Andreas Krebs, Odenthal, DE;
Thomas Schenke, Bergisch-Gladbach, DE;
Klaus Grohe, Odenthal, DE;
Michael Schriewer, Odenthal, DE;
Ingo Haller, Wuppertal, DE;
Karl G Metzger, Wuppertal, DE;
Rainer Endermann, Wuppertal, DE;
Hans-Joachim Zeiler, Velbert, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514300 ; 5142298 ; 514294 ; 514312 ; 546100 ; 546123 ; 546155 ; 546156 ; 544 32 ; 544101 ;
Abstract
Process for the preparation of antibacterial compounds of the formula ##STR1## comprises condensing an oxo compound of the formula ##STR2## with an amino compound of the formula ##STR3## to produce a compound of the formula ##STR4## reacting the compound of the formula (III) with a compound of the formula ##STR5## to give a compound of the formula ##STR6## and then eliminating the amino-protective group ##STR7##