Patent number: 6498154
Abstract: This invention relates to cyclic combination therapies utilizing, in combination with progestins, estrogens, or both, compounds which are progesterone receptor antagonists of the general structure:
wherein: R1 and R2 are H, CORA, or NRBCORA, alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heterocyclic; or R1 and R2 fuse to form 3 to 8 membered spirocyclic alkyl, alkenyl or heterocyclic rings; RA is H or optionally substituted alkyl, aryl, alkoxy, or aminoalkyl groups; RB is H or alkyl; R3 is H, OH, NH2, CORC or alkyl, alkenyl, or alkynyl; RC is H, alkyl, aryl, alkoxy, or aminoalkyl; R4 is H, halogen, CN, NO2, alkyl, alkynyl, alkoxy, amino or aminoalkyl; R5 is benzene or 5- or 6-membered heterocyclic ring; R6 is H or alkyl; G1 is O, NR7, or CR7R8; G2 is CO or CR7R8; provided that when G1 is O, G2 is CR7R8, and G1 and G2 cannot both be CR7R8; R7 and R8 are H or an optionally substituted alkyl, aryl, or heterocyclic moiety; or pharmaceutically acceptable salt thereof.
Type:
Grant
Filed:
April 19, 2000
Date of Patent:
December 24, 2002
Assignees:
Wyeth, Ligand Pharmaceuticals, Inc.
Inventors:
Gary S. Grubb, Lin Zhi, Todd K. Jones, Puwen Zhang, James P. Edwards, Andrew Fensome, Eugene A. Terefenko, Jay E. Wrobel, Christopher M. Tegley