申请人:Kato Issei
公开号:US20120135997A1
公开(公告)日:2012-05-31
The present invention provides, for example, the following compounds as a pharmaceutical composition for treating diseases induced by production, secretion or deposition of amyloid β proteins.
The present invention provides a pharmaceutical composition for suppressing amyloid β production comprising a compound of the formula:
wherein A is a benzene ring, a pyridine ring or a pyrimidine ring,
X is sultam, lactam, sulfonamide or the like,
C is substituted or unsubstituted imidazolyl, substituted or unsubstituted oxazolyl or the like,
R
2
, R
3
and R
4
are each independently hydrogen, halogen, hydroxy, carboxy, substituted or unsubstituted alkyl, substituted or unsubstituted alkoxy or the like, its pharmaceutically acceptable salt or a solvate thereof.