VINYL FLUORIDE CYCLOPROPYL FUSED THIAZIN-2-AMINE COMPOUNDS AS BETA-SECRETASE INHIBITORS AND METHODS OF USE
                        
                            
                                申请人:AMGEN INC.
                            
                            
                                公开号:US20180222876A1
                            
                            
                                公开(公告)日:2018-08-09
                            
                            The present invention provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A
4
, A
5
, A
6
, A
7
, and each of R
a
, R
b
, R
1
, R
2
, R
3
, R
8
R
9
and R
10
of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to Aβ plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, schizophrenia and other central nervous system conditions.