Patent number: 8552181
Abstract: The present invention comprises a new class of compounds useful for the modulation of Beta-secretase activity and for the treatment of diseases, including Alzheimer's disease (AD) and related CNS conditions, mediated thereby. In one embodiment, the compounds have a general Formula I or Formula II wherein R1a-1c, B, R3-5 and W of Formula I, and R1a-1c, R2-5, A1-4, W, X, Z, m and n of Formula II are defined herein. The invention further provides compounds of Formula III and IV and sub-Formulas II-A-II-D and III-A-III-D. The compounds may be used in pharmaceutical compositions for treating, prophylactically or therapeutically, disorders related to the activity of beta-secretase protein, including without limitation, AD, cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
Type:
Grant
Filed:
March 1, 2012
Date of Patent:
October 8, 2013
Assignee:
Amgen Inc.
Inventors:
Wenge Zhong, Stephen Hitchcock, Vinod F. Patel, Michael Croghan, Thomas Dineen, Scott Harried, Daniel Horne, Ted Judd, Matthew Walker, Charles Kreiman, Patricia Lopez, Holger Monenschein, Thomas Nguyen, Matthew Weiss, Qiufen Xue, Bryant Yang, Russell Graceffa