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:
Jan. 20, 1976
Filed:
Oct. 10, 1972
Applicant:
Inventors:
Assignee:
Recordati S.A. Chemical and Pharmaceutical Company, Chiasso, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 2602 / ; 2602 / ; 26029859 ; 26032681 ; 424244 ; 424248 ; 424250 ; 424267 ; 424274 ;
Abstract
Novel derivatives of 3H-1,5-benzodiazepine and of their salts of addition with acids, including their quaternary ammonium salts, having the general formula: ##EQU1## are provided. Such compounds are effective therapeutically against a large spectrum of gram positive bacteria and APR8 influenza virus. The invention also provides a novel method of preparing compounds having the formula: ##EQU2## wherein R and R' are the same as above, by reacting orthophenylenediamine with a benzoyldithioacetic acid having the formula: ##EQU3## wherein R and R' are as defined above.