Patent number: 6509334
Abstract: This invention provides compounds of Formula (I):
wherein R1 and R2 may be single substituents or fused to form spirocyclic or hetero-spirocyclic rings; R3 is H, OH, NH2, C1 to C6 alkyl, substituted C1 to C6 alkyl, C3 to C6 alkenyl, substituted C1 to C6 alkenyl, alkynyl, or substituted alkynyl, CORC; RC is H, C1 to C3 alkyl, substituted C1 to C3 alkyl, aryl, substituted aryl, C1 to C3 alkoxy, substituted C1 to C3 alkoxy, C1 to C3 aminoalkyl, or substituted C1 to C3 aminoalkyl; R4 is H, halogen, CN, NO2, C1 to C6 alkyl, substituted C1 to C6 alkyl, alkynyl, or substituted alkynyl, C1 to C6 alkoxy, substituted C1 to C6 alkoxy, amino, C1 to C6 aminoalkyl, or substituted C1 to C6 aminoalkyl; and R5 is selected from a trisubstituted benzene ring of a five or six membered ring with 1, 2, or 3 heteroatoms from the group including O, S, SO, SO2 or NR6 and containing one or two independent substituents from the group including H, halogen, CN, N02, amino, and C1 to C3 alkyl, C1 to C3 alkoxy, C1 to C3 a
Type:
Grant
Filed:
April 19, 2000
Date of Patent:
January 21, 2003
Assignees:
American Home Products Corporation, Ligand Pharmaceuticals, Inc.
Inventors:
Puwen Zhang, Eugene A. Terefenko, Andrew Fensome, Jay E. Wrobel, Horace Fletcher, III, Lin Zhi, Todd K. Jones, James P. Edwards, Christopher M. Tegley
Patent number: 6498158
Abstract: The present invention is concerned with the compounds of formula
the N-oxides, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein p is 0 to 3; q is 0 to 4; —A—B— represents —(CH2)r—, —(CH2)t—O—, —(CH2)t—S(═O)u— or —(CH2)t—NR3—; r is 2 to 4; t is 1 to 3; u is 0 to 2; X1 is O, S, NR3 or a direct bond; R1 and R4 are C1-6alkyl, halo, polyhaloC1-6alkyl, hydroxy, mercapto, C1-6alkyloxy, C1-6alkylthio, C1-6alkylcarbonyloxy, aryl, cyano, nitro, Het3, R6, NR7R8 or substituted C1-4alkyl; R2 is aryl, Het1, C3-7cycloalkyl, cyano, optionally substituted C1-6alkyl, —C(═Q)—X2—R15; R3 is hydrogen or C1-4alkyl; R15 is hydrogen, optionally substituted C1-6alkyl, C3-7cycloalkyl, aryl; where X2 is a direct bond, R15 may also be halo or Het1; where X2 is NR5, R15 may also be hydroxy; where X2 is C(═O)—NH—NH or NH—NH—C(&bo
Type:
Grant
Filed:
May 22, 2001
Date of Patent:
December 24, 2002
Assignee:
Janssen Pharmaceutica N.V.
Inventors:
Jean Fernand Armand Lacrampe, Yannick Ligny, Eddy Jean Edgard Freyne, Frederik Dirk Deroose