Cinnamide compound
The present invention relates to a compound represented by Formula (I): (wherein Ar 1 represents an imidazolyl group which may be substituted with 1 to 3 substituents; Ar 2 represents a pyridinyl group, a pyrimidinyl group, or a phenyl group which may be substituted with 1 to 3 substituents; X 1 represents (1) —C≡C— or (2) a double bond etc. which may be substituted; R 1 and R 2 represent, for example, a C1-6 alkyl group or C3-8 cycloalkyl group which may be substituted) or a pharmacologically acceptable salt thereof and to the use thereof as pharmaceutical agents. The object of the present invention is to find a therapeutic or preventive agent for diseases caused by Aβ. According to the present invention, a therapeutic or preventive agents for diseases caused by Aβ can be provided.
1. A compound of the following formula or a pharmacologically acceptable salt thereof:
2. The pharmacologically acceptable salt of the compound of claim 1 .
3. The compound of claim 1 .
4. A pharmaceutical composition comprising: the compound or pharmaceutically acceptable salt thereof of claim 1 ; and a pharmaceutically acceptable carrier.