ALPHA-AMINO ACID DERIVATIVES AND MEDICAMENTS CONTAINING THE SAME AS AN ACTIVE INGREDIENT
申请人:Ohrai Kazuhiko
公开号:US20090275623A1
公开(公告)日:2009-11-05
The present invention provides novel α-amino acid derivatives of formula (1):
(wherein, R
1
, R
2
, R
3
, R
4
, X and Y are as defined in the claims) or pharmaceutically acceptable salts, prodrugs or solvates thereof. The derivatives of formula (1) have βARK1 inhibitory activity and are useful for preventing or treating heart failure. Moreover, the derivatives of formula (1) also have antitumor activity, particularly dual inhibitory activity on Aurora kinase and CDK, and are useful for cell proliferative diseases such as cancer.