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. 23, 1993
Filed:
Jun. 15, 1990
Applicant:
Inventors:
Matthias Grauert, Ingelheim am Rhein, DE;
Herbert Merz, Ingelheim am Rhein, DE;
Joachim Mierau, Mainz, DE;
Gunter Schingnitz, Bad Kreuznach, DE;
Claus Schneider, Eppelheim, DE;
Assignee:
Boehringer Ingelheim KG, Ingelheim am Rhein, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
514654 ; 5142312 ; 514247 ; 514249 ; 514255 ; 514256 ; 514259 ; 514307 ; 514311 ; 514319 ; 514357 ; 514365 ; 514367 ; 514372 ; 514374 ; 514375 ; 514378 ; 514394 ; 514400 ; 514406 ; 514412 ; 514438 ; 514471 ; 544162 ; 544224 ; 544242 ; 544283 ; 544336 ; 544353 ; 546149 ; 546176 ; 546206 ; 546329 ; 548152 ; 548202 ; 548214 ; 548217 ; 548235 ; 548247 ; 548325 ; 548351 ; 548469 ; 549 74 ; 549492 ; 560 28 ; 564 50 ; 564163 ; 564167 ; 564184 ; 564222 ; 564306 ; 564374 ; 564383 ; 564389 ; 564391 ; 564428 ; 5483054 ; 5483061 ; 5483047 ; 5483051 ; 5483094 ; 5483121 ; 5483124 ; 5483127 ; 5483151 ; 5483154 ; 5483341 ; 5483355 ; 5483647 ; 5483651 ; 5483657 ; 5483741 ;
Abstract
The invention relates to novel 2,5-diaminotetralines of the formula: ##STR1## wherein R1, R2, R3 and R4 are defined herein, processes for preparing them and their use in pharmaceutical compositions. The novel 2,5-diaminotetralines are useful in treating diseases caused by disorders of the dopaminergic systems.