Patent number: 6057313
Abstract: Novel N-substituted azacycloalkyl ring fused 2,3-quinoxalinediones are disclosed represented by the formula: ##STR1## or a pharmaceutically acceptable salt thereof, wherein R.sup.1 is hydrogen, alkyl or W-alkyl; X and Y are independently hydrogen, halogen, nitro, cyano, trifluoromethyl, SO.sub.2 CF.sub.3, SO.sub.2 R.sup.4, SO.sub.2 NR.sup.4 R.sup.5, alkyl, alkenyl, (CH.sub.2).sub.z CONR.sup.4 R.sup.5, (CH.sub.2).sub.z COOR.sup.4, or NHCOR.sup.4, wherein R.sup.4 and R.sup.5 are independently hydrogen, alkyl having 1 to 6 carbon atoms, cycloalkyl or W-alkyl, and z is an integer from 0 to 4; R.sup.2 is benzoyl, W, W-alkyl, COcycloalkyl, COalkyl-W, CONR.sup.3 alkyl, CONR.sup.3 -W, CONR.sup.3 alkyl-W, CSNR.sup.3 alkyl, CSNR.sup.3 alkyl-W, ##STR2## or a moiety derived from a common amino acid by removal of the --OH from the carboxyl group which is alpha to the amino, wherein --W is aryl, heteroaryl, or the heterocycles piperidinyl, piperazinyl, morpholinyl or pyrrolidinyl, wherein R.sup.
Type:
Grant
Filed:
June 5, 1997
Date of Patent:
May 2, 2000
Assignee:
Warner-Lambert Company
Inventors:
Christopher Franklin Bigge, Thomas Charles Malone, Robert Michael Schelkun, Chung Stephen Yi