Patent number: 5552399
Abstract: This invention concerns the compounds of formula (I), the pharmaceutically acceptable salts and stereoisomeric forms thereof, and also the N-oxide forms thereof. ##STR1## wherein: R.sup.1 and R.sup.2 each independently are hydrogen; C.sub.1-6 alkyl; C.sub.1-6 alkylcarbonyl; trihalomethylcarbonyl; C.sub.1-6 alkyl substituted with hydroxy, C.sub.1-6 alkyloxy, carboxyl, C.sub.1-6 alkylcarbonyloxy, C.sub.1-6 alkyloxycarbonyl or aryl; or R.sup.1 and R.sup.2 taken together with the nitrogen atom to which they are attached may form a morpholinyl ring or an optionally substituted heterocycle; R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.9, R.sup.10, R.sup.11 or R.sup.12 each independently are hydrogen, halo, cyano, hydroxy, trifluoromethyl, trifluoromethoxy, carboxyl, nitro, amino, mono- or di(C.sub.1-6 alkyl)-amino, C.sub.1-6 alkylcarbonylamino, aminosulfonyl, mono- or di(C.sub.1-6 alkyl)-aminosulfonyl, C.sub.1-6 alkyl, C.sub.1-6 alkyloxy, C.sub.1-6 alkylcarbonyl, C.sub.1-6 alkyloxy-carbonyl; R.sup.7 and R.sup.
Type:
Grant
Filed:
May 31, 1995
Date of Patent:
September 3, 1996
Assignee:
Janssen Pharmaceutica N.V.
Inventors:
Victor K. Sipido, Francisco J. Fern andez-Gadea, Jos e I. Andr es-Gil, Theo F. Meert, Pilar Gil-Lopetegui
Patent number: 5550125
Abstract: Compounds of the general formula (I) ##STR1## wherein R.sub.1 represents a hydrogen, fluorine or chlorine atom or a methyl, C.sub.1 -C.sub.3 alkoxy or nitro group; R.sub.3 represents a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group; R.sub.4 represents a 2,3-dihydro-1H-inden-2-yl, 2,3-dihydro-1H-inden-1-yl or 1,2,3,4-tetrahydronaphthalen-1-yl group; or alternatively R.sub.3 and R.sub.4 complete, with the nitrogen atom to which they are attached, a 1,2,3,4-tetrahydro-9H-pyrido[3,4-b]indol-2-yl, 1,2,3,4-tetrahydro-9H-pyrido[4,3-b]indol-3-yl, 4,5,6,7-tetrahydrothieno[2,3-c]pyrid-6-yl, 4,5,6,7-tetrahydrothieno[3,2-c]pyrid-6-yl or 2,3-dihydro-1H-isoindol-2-yl group; are useful for the treatment and prevention of cerebral disorders.
Type:
Grant
Filed:
February 2, 1995
Date of Patent:
August 27, 1996
Assignee:
Synthelabo
Inventors:
Pascal George, Jonathan Frost, Patrick Pasau, Corinne Rousselle, R egine Bartsch, Paul Howard Williams, Jean Claude Muller