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.
本发明提供了一种新型的
α-氨基酸衍
生物,其
化学式为(1):(其中,R1、R2、R3、R4、X和Y如权利要求所定义),或其药学上可接受的盐、前药或溶剂化物。式(1)衍
生物具有βARK1抑制活性,可用于预防或治疗心力衰竭。此外,式(1)衍
生物还具有抗肿瘤活性,特别是对极化酶和CDK的双重抑制活性,并且可用于细胞增殖性疾病,如癌症。