Patent number: 4945090
Abstract: Phenoxy-substituted beta-carbolines of the formula I ##STR1## X is COOR.sup.3, CONHC.sub.1-3 -alkyl or oxadiazolyl of the formula ##STR2## R.sup.2 is H, lower alkyl or cycloalkyl, R.sup.3 is lower alkyl,R.sup.4 is hydrogen, lower alkyl or lower alkoxyalkyl,R.sup.1 is hydrogen, halogen, lower alkyl, lower alkoxy, acyl, phenyl, C.sub.2-5 alkylenedioxy, trifluoromethyl, nitrilo, nitro, lower alkoxycarbonyl, azido, SO.sub.2 R.sup.6, SO.sub.2 NR.sup.7 R.sup.8, or NR.sup.9 R.sup.10,R.sup.6 is lower alkyl,R.sup.7 and R.sup.8 independently are lower alkyl or together with the nitrogen atom form a hetero ring,R.sup.9 and R.sup.10 independently are hydrogen, lower alkyl, acyl or together with the nitrogen atom form a hetero ring system,with the proviso that X is not COOEt, if ##STR3## is 5-phenoxy and R.sup.4 is methyl or ##STR4## is 6-(4-methoxyphenoxy) and R.sup.4 is methoxymethyl have valuable pharmacological properties.
Type:
Grant
Filed:
November 13, 1986
Date of Patent:
July 31, 1990
Assignee:
Schering Aktiengesellschaft
Inventors:
Ralph Schmiechen, Dieter Seidelmann, Andreas Huth, Herbert H. Schneider, David N. Stephens, Mogens Engelstoft, John B. Hansen, Erling Petersen