A compound represented by the formula (I)
wherein R is a hydrogen atom or a C
1-4
alkyl group, and X is CH
2
, O or S, or a salt thereof. The present invention provides a novel thienopyridine derivative having an anti-inflammatory effect, a bone resorption suppressing effect, an immune cytokine production suppressing effect and the like, and useful as a pharmaceutical agent such as an agent for the prophylaxis or treatment of arthritis such as rheumatoid arthritis and the like, and the like, and the like.
化合物的
化学式为(I),其中R是氢原子或C1-4烷基,X是
CH2、O或S,或其盐。本发明提供了一种新型的
噻吩吡啶衍生物,具有抗炎作用、抑制骨吸收作用、抑制免疫细胞因子产生等作用,可用作药物,如用于预防或治疗类风湿性关节炎等关节炎的药物。