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:
Mar. 30, 1982
Filed:
Jul. 14, 1980
Applicant:
Inventors:
Giuseppe Cassinelli, Voghera, IT;
Salvatore Forenza, Milan, IT;
Maria C Ripamonti, Monza, IT;
Daniela Ruggieri, Milan, IT;
Assignee:
Farmitalia Carlo Erba S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07H / ;
U.S. Cl.
CPC ...
424180 ; 536 / ;
Abstract
There are disclosed compounds which exhibit anti-tumor activity. These compounds are of the formula I: ##STR1## wherein R.sub.1 is hydrogen, hydroxy or methoxy, R.sub.2 is hydrogen or hydroxy, and each of R.sub.3 and R.sub.4 independently is hydrogen or methyl, with the proviso that R.sub.3 and R.sub.4 are not simultaneously hydrogen, and pharmaceutically acceptable acid addition salts thereof. Also disclosed are processes for producing and using said compounds and therapeutic compositions containing same.