Patent number: 6608071
Abstract: The invention relates to compounds of formula I
wherein
r is from 0 to 2; n is from 0 to 2; m is from 0 to 4;
A, B, D and E are each independently of the others N or CH, with the proviso that not more than two of those radicals are N;
G is lower alkylene, —CH2—O—, —CH2—S—, —CH2—NH—, oxa (—O—), thia (—S—) or imino (—NH—), or is lower alkylene substituted by acyloxy or by hydroxy;
Q is lower alkyl, especially methyl;
R is H or lower alkyl;
X is imino, oxa or thia;
Y is lower alkyl or, especially, aryl, heteroaryl or unsubstituted or substituted cycloalkyl; and
Z is amino, mono- or di-substituted amino, halogen, alkyl, substituted alkyl, hydroxy, etherified or esterified hydroxy, nitro, cyano, carboxy, esterified carboxy, alkanoyl, carbamoyl, N-mono- or N,N-di-substituted carbamoyl, amidino, guanidino, mercapto, sulfo, phenylthio, phenyl-lower alkylthio, alkylphenylthio, phenylsulfinyl, phenyl-lowe
Type:
Grant
Filed:
February 9, 2001
Date of Patent:
August 19, 2003
Assignee:
Novartis AG
Inventors:
Karl-Heinz Altmann, Guido Bold, Paul William Manley