申请人:SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES
公开号:US10316008B2
公开(公告)日:2019-06-11
The present invention provides a compound represented by general formula I or a pharmaceutical acceptable salt thereof, the preparation method therefor and the use thereof in preparing a medicine for treating a neurological disease, such as epilepsy, convulsion, neuropathic pain, acute ischemic stroke, and a neurodegenerative disease. The compound according to present invention has a better absorption in brain tissue when compared with RTG. In addition, the compound provided by present invention has not only a greatly enhanced efficacy, but also a neurotoxicity greatly lower than that of RTG, and thus possesses a wider safety window.
本发明提供了通式 I 所代表的化合物或其药物可接受盐、其制备方法以及其在制备治疗神经疾病(如癫痫、抽搐、神经性疼痛、急性缺血性中风和神经退行性疾病)的药物中的用途。与 RTG 相比,本发明的化合物在脑组织中的吸收效果更好。此外,本发明提供的化合物不仅药效大大提高,而且神经毒性大大低于 RTG,因此具有更宽的安全窗口。