申请人:Auvin Serge
公开号:US20050222045A1
公开(公告)日:2005-10-06
The invention relates to derivatives of 2-hydroxytetrahydrofuran corresponding to general formula (I)
in which
A represents the
radical, in which R
1
, R
2
, R
4
, R
5
and R
6
represent (in particular), independently, H, a halogen atom, OH, alkyl or alkoxy, R
3
represents H, alkyl or —COR
10
, R
10
representing H, alkyl or alkoxy, and W represents a bond, —CH
2
—CH
2
—, —CH═CH—, —O—, —S— or —NR
11
— in which R
11
represents H or alkyl;
X represents —CO—, —Y—CO—, —O—Y—CO— or —NR
12
—Y—CO—, Y represents an alkylene or haloalkylene alkyl, R
12
represents H, alkyl or —COR
13
, R
13
represents H, alkyl, haloalkyl or alkoxy, AA represents, each time that it occurs, a natural or non-natural amino acid; n represents 2 or 3; and finally
R represents H, alkyl or —CO—R
19
, R
19
representing alkyl. These compounds have a calpain inhibiting activity and/or an activity which traps the reactive oxygen species and can be used for preparing a medicament intended to treat the inflammatory and immunological diseases, cardio-vascular and cerebro-vascular diseases, disorders of the central or peripheral nervous system, cachexia, osteoporosis, muscular dystrophy, proliferative diseases, cataract, rejection reactions following organ transplants and autoimmune and viral diseases.
该发明涉及与通式(I)相对应的2-羟基四氢呋喃衍生物,其中A代表基团,其中R1、R2、R4、R5和R6代表(特别是),独立地为H、卤素原子、OH、烷基或烷氧基,R3代表H、烷基或—COR10,R10代表H、烷基或烷氧基,W代表键,—CH2—CH2—、—CH═CH—、—O—、—S—或—NR11—,其中R11代表H或烷基;X代表—CO—、—Y—CO—、—O—Y—CO—或—NR12—Y—CO—,Y代表烷基或卤代烷基,R12代表H、烷基或—COR13,R13代表H、烷基、卤代烷基或烷氧基,AA代表,每次出现时,一个天然或非天然氨基酸;n代表2或3;最后R代表H、烷基或—CO—R19,R19代表烷基。这些化合物具有抑制钙蛋白酶活性和/或捕获活性氧物质的活性,可用于制备用于治疗炎症和免疫性疾病、心血管和脑血管疾病、中枢或外周神经系统疾病、虚弱、骨质疏松症、肌肉萎缩症、增殖性疾病、白内障、器官移植后的排斥反应以及自身免疫和病毒性疾病的药物。