申请人:Wulfert Ernst
公开号:US20090259043A1
公开(公告)日:2009-10-15
Compounds of formula (I):
[in which: X is a group of formula >CR
1
R
2
or >SO
2
; Y is a group of formula >NH or >CR
1
R
2
; Z is a group of formula >C═O or >CH
2
or a direct bond; R
1
is hydrogen and R
2
is hydrogen, carboxy or hydroxy; or R
1
and R
2
together represent an oxo group, a methylenedioxy group or a hydroxyimino group; R
3
is hydrogen or lower alkyl; R
4
represents two hydrogen atoms, or an oxo or hydroxyimino group; R
5
is hydrogen, lower alkyl or halogen; R
6
is hydrogen, lower alkoxy or carboxy; R
7
and R
8
are each hydrogen, lower alkyl or halogen; and pharmaceutically acceptable salts and esters thereof can be used for the treatment or prophylaxis of acute or chronic neurodegenerative diseases or conditions such as Alzheimer's Disease, Parkinson's Disease, Huntington's Chorea, Multiple Sclerosis or the sequelae to acute ischaemic events such as heart attack, stroke or head injury and for protection against ischaemic damage to tissues of peripheral organs.
式(I)的化合物:[其中:X是公式>CR1R2或>SO2的基团;Y是公式>NH或>CR1R2的基团;Z是公式>C═O或>CH2或直接键的基团;R1是氢原子,R2是氢原子,羧基或羟基;或R1和R2一起代表氧代基、甲亚基二氧基基团或羟基亚胺基团;R3是氢原子或较低的烷基;R4代表两个氢原子或氧代基或羟基亚胺基团;R5是氢原子、较低的烷基或卤素;R6是氢原子、较低的烷氧基或羧基;R7和R8均为氢原子、较低的烷基或卤素;以及其药学上可接受的盐和酯,可用于治疗或预防急性或慢性神经退行性疾病或病症,如阿尔茨海默病、帕金森病、亨廷顿舞蹈病、多发性硬化症或急性缺血事件的后遗症,如心脏病发作、中风或头部损伤,并用于保护外周器官组织免受缺血性损伤。