NOVEL 2-AMINO-3,4-DIHYDRO-PYRIDO[3,4-D]PYRIMIDINE DERIVATIVES USEFUL AS INHIBITORS OF beta-SECRETASE (BACE)
申请人:Baxter E. Ellen
公开号:US20070259898A1
公开(公告)日:2007-11-08
The present invention is directed to novel 2-amino-3,4-dihydro-pyrido[3,4-d]pyrimidine derivatives, pharmaceutical compositions containing them and their use in the treatment of Alzheimer's disease (AD) and related disorders. The compounds of the invention are inhibitors of β-secretase, also known as β-site cleaving enzyme and BACE, BACE1, Asp2 and memapsin2.
NITROGENOUS HETEROCYCLIC COMPOUND AND MEDICINE THEREOF
申请人:Eisai Co., Ltd.
公开号:EP1484327A1
公开(公告)日:2004-12-08
Compounds represented by the following general formula:
[wherein X1, X2, X3 and X4 each independently represent a single bond, C1-6 alkylene, etc.; A2 represents optionally substituted phenyl, etc.; A1 represents an optionally substituted 5- to 7-membered heterocyclic group containing -C(=Q1)- (wherein Q1 represents oxygen, sulfur or =N-R11 (wherein R11 represents hydrogen or C1-6 alkyl)) and nitrogen, etc.; and Z1 represents piperidin-diyl, etc.],
salts thereof and hydrates of the foregoing.