OXIDISABLE PYRIDINE DERIVATIVES, THEIR PREPARATION AND USE AS ANTI-ALZHEIMER AGENTS
申请人:INSA (INSTITUT NATIONAL DES SCIENNCES APPLIQUÉES) DE ROUEN
公开号:US20150353493A1
公开(公告)日:2015-12-10
A compound of formula (I) in which the dotted lines indicate the presence of at least one double bond; n=0 to 4; R
3
and R
4
are H, or when n=1, R
3
and R
4
can also form together a double bond between the carbon atoms, and m=0, 1 or 2, Z is CH or N or Z is C and —CHR
3
— is ═CH— linked by the double bond to cyclopentanone; or −(−)
m
- is absent, and Z is NH, >N-alkyl, >N-phenyl, >N-benzyl or >N heteroaryl; R
8
is alkyl, aryl or heteroaryl which can be optionally substituted; EWG represents an electron withdrawing group selected from the group comprising COOR, COSR, CONRR′, CN, COR, CF
3
, SOR, SO
2
R, SONRR′, SO
2
NRR′, NO
2
, halogen, heteroaryl; and the pharmaceutical salts and stereisomers thereof. The compounds of formula (I) are potent in the treatment of neurodegenerative diseases such as Alzheimer's disease.
式(I)的化合物中,虚线表示存在至少一个双键;n = 0至4;R3和R4为H,或当n = 1时,R3和R4也可以共同形成碳原子之间的双键,m = 0、1或2,Z为CH或N,或者Z为C,-CHR3-与环戊酮通过双键连接,或-(-)m-不存在,Z为NH,>N-烷基,>N-苯基,>N-苯甲基或> N杂环芳基;R8为烷基、芳基或杂环芳基,可以选择性地被取代;EWG代表从COOR、COSR、CONRR'、CN、COR、CF3、SOR、SO2R、SONRR'、SO2NRR'、NO2、卤素、杂环芳基中选择的电子吸引基;以及其药物盐和立体异构体。式(I)的化合物在治疗神经退行性疾病,如阿尔茨海默病方面具有很强的疗效。