申请人:Ban Masakazu
公开号:US20060241155A1
公开(公告)日:2006-10-26
A purpose of the present invention is to provide TNF-α production inhibitors being useful as therapeutic agents for autoimmune diseases such as rheumatoid arthritis. Novel compounds having the structure represented by the general formula [1] or salts thereof according to the present invention have excellent TNF-α production inhibitory activities,
wherein A is —(NR
4
)—, —(CR
5
R
6
)— or —O—, B is alkylene or alkenylene, R
1
, R
2
, R
4
, R
5
and R
6
are hydrogen, alkyl, alkenyl, adamantyl or the like, R
3
is aryl or an unsaturated heterocycle, and X is oxygen or sulfer respectively.
本发明的目的是提供一种可用作治疗自身免疫疾病如类风湿性关节炎的治疗剂的TNF-α产生抑制剂。根据本发明,具有由一般式[1]表示的结构或其盐的新化合物具有出色的TNF-α产生抑制活性,其中A是-(NR4)-,-(CR5R6)-或-O-,B是烷基或烯基,R1、R2、R4、R5和R6是氢、烷基、烯基、金刚烷基或类似物,R3是芳基或不饱和杂环,X分别是氧或硫。