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:
May. 27, 1980
Filed:
Feb. 04, 1977
Applicant:
Inventors:
Michel Vignau, Neuilly-sur-Seine, FR;
Andre Lutz, Strasbourg, FR;
Assignee:
Roussel Uclaf, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
424246 ; 544 16 ;
Abstract
A compound of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and a group easily removable by acid hydrolysis or hydrogenolysis, R.sub.1 is selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms and A is selected from the group consisting of hydrogen, alkali metal, an equivalent of alkaline earth metal and magnesium and an organic amine base having antibiotic properties and a process for their preparation and novel intermediates.