Patent number: 5356903
Abstract: Compounds of formula ##STR1## wherein; R.sub.1 is hydrogen, lower-alkyl, or trifluoromethyl;R.sub.2 is lower-alkyl, trifluoromethyl or CH.sub.2 X where X is hydroxy, chloro, lower-alkylamino or dilower-alkylamino;R.sub.3 and R.sub.4 are each individually hydrogen or fluoro;Z is NR.sub.5 or CR.sub.6 R.sub.7 ;R.sub.5 is hydrogen, aryl, arylthio, arylsulfonyl, lower-alkyl, cycloalkyl, heterocycloalkyl, amino-lower-alkyl, lower-alkylamino-lower-alkyl, dilower-alkylamino-lower-alkyl, lower-alkoxy, hydroxy or NR.sub.8 R.sub.9 ;R.sub.6 is hydrogen, cyano, lower-alkoxycarbonyl, lower-alkanoyl, nitro or lower-alkylsulfonyl;R.sub.7 is hydrogen, cyano, lower-alkoxycarbonyl, lower-alkanoyl, nitro, aryl, or lower-alkylsulfonyl;R.sub.8 is hydrogen, lower-alkyl, aryl, heterocycloalkyl, carbamyl, alkanoyl, aroyl, hydroxy-lower-alkyl; andR.sub.9 is hydrogen, lower-alkyl or lower-alkanoyl or pharmaceutically acceptable acid addition salts thereof are useful as anticancer agents.
Type:
Grant
Filed:
April 22, 1993
Date of Patent:
October 18, 1994
Assignee:
Sterling Winthrop Inc.
Inventors:
Michael A. Eissenstat, Gee-Hong Kuo