Patent number: 4425349
Abstract: The invention concerns new sulfur-containing isoquinoline derivatives. More particularly, the invention relates to isoquinoline derivatives of the general formula (I) ##STR1## wherein R independently represents hydrogen, hydroxyl or alkoxy having 1 to 4 carbon atoms,R.sup.1 is hydrogen, alkyl having 1 to 4 carbon atoms and optionally substituted with phenyl, phenyl optionally substituted with one or more halogen or alkoxy group, cyano or carbamoyl,R.sup.2 is phenyl optionally substituted with one or more halogen, alkoxy or carboxyl, or a group of the general formula A ##STR2## wherein R.sup.3 is hydrogen, a straight or branched chained alkyl having 1 to 4 carbon atoms or phenyl,m and n independently represent 0, 1 or 2, with the proviso that m+n is at least 1,R.sup.4 is hydrogen, phenyl, hydroxyl, acyloxy, carboxyl, alkoxycarbonyl having 1 to 6 carbon atoms, carbamoyl, carbazoyl or dialkylamino containing 1 to 6 carbon atoms in the alkyl moiety, orR.sup.
Type:
Grant
Filed:
May 25, 1982
Date of Patent:
January 10, 1984
Assignee:
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
Inventors:
Kalman Takacs, Maria H. Papp, Gabor Kovacs, Ilona K. Ajzert, Antal Simay, Peter Literati Nagy, Marian E. Puskas, Gyula Sebestyen, Istvan Stadler, Zoltan Sumeghy