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
1
, A
3
, A
4
, A
5
, A
6
, A
8
, R
2
, R
7
, X, Y and Z of Formula I are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and corresponding uses of the compounds and compositions for treatment of disorders and/or conditions related to plaque formation and deposition, resulting from the activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits and impairments, schizophrenia and other central nervous system conditions and disorders. The invention further provides compounds of Formulas II and III, and of sub-formulas of Formulas I, II and III, intermediates and processes and methods useful for the preparation of compounds of Formulas I-III.
本发明提供了一类新的化合物,用于调节β-分泌酶(
BACE)酶活性。该化合物具有一般式I,其中式I中的变量A1、A3、A4、A5、A6、A8、R2、R7、X、Y和Z在此定义。本发明还提供了包含该化合物的制药组合物,并提供了该化合物和组合物用于治疗与斑块形成和沉积相关的疾病和/或状况的相应用途。这些
BACE介导的疾病包括阿尔茨海默病、认知缺陷和障碍、精神分裂症和其他中枢神经系统疾病和障碍等。本发明还提供了II和III式化合物,以及I、II和III式亚式化合物的中间体、制备化合物I-III的方法和过程。