The present invention is concerned with pyrazolopyrimidines and pyrazolotriazines of the general formula
and their pharmaceutically acceptable salts.
Surprisingly, these compounds evidence selective affinity to 5HT-6 receptors. They are accordingly suitable for use in the treatment and prevention of central nervous disorders such as, for example, psychoses, schizophrenia, manic depressions, depressions, neurological disorders, memory disorders, Parkinson's disease, amyotrophic lateral sclerosis, Alzheimer's disease and Huntington's chorea.
本发明涉及一般式的
吡唑并[3,4-d]
嘧啶和
吡唑并[3,4-d]三嗪及其药学上可接受的盐。令人惊讶的是,这些化合物表现出对5HT-6受体的选择性亲和力。因此,它们适用于治疗和预防中枢神经系统疾病,例如精神病、精神分裂症、躁郁症、抑郁症、神经系统疾病、记忆障碍、帕
金森病、肌萎缩侧索硬化症、阿尔茨海默病和亨廷顿舞蹈症等。