TETRAHYDRO-PYRAZOLO[1,5-A]PYRIDO-PYRIMIDINES AS ANTAGONISTS OF SEROTONIN 5-HT6 RECEPTORS, METHODS FOR THE PRODUCTION AND USE THEREOF
申请人:Ivashchenko Andrey Alexandrovich
公开号:US20110039870A1
公开(公告)日:2011-02-17
The present invention relates to serotonin 5-HT
6
receptor antagonists-novel substituted 3-sulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines and substituted 3-sulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines, drug substances and pharmaceutical compositions comprising drug substances as the mentioned above compounds and to the method of prophylaxis and treatment of various conditions and diseases of central nervous system in humans and warm-blooded animals pathogenesis of which is associated with serotonin 5-HT
6
receptors.
In formulas 1 and 2
Ar is optionally substituted aryl or optionally substituted heterocyclyl; R
1
is hydrogen, optionally substituted lower C
1
-C
3
alkyl, substituted hydroxyl group, substituted sulfanyl group; R
2
is hydrogen or optionally substituted C
1
-C
3
alkyl; R
3
is hydrogen, optionally substituted C
1
-C
3
alkyl or tert.-butyloxycarbonyl.
本发明涉及5-HT6受体拮抗剂-新型取代的3-磺酰基-6,7,8,9-四氢吡唑并[1,5-a]吡啶并[4,3-e]嘧啶和取代的3-磺酰基-5,6,7,8-四氢吡唑并[1,5-a]吡啶并[4,3-d]嘧啶,药物物质和包含上述化合物作为药物物质的药物组合物,以及用于预防和治疗人类和温血动物中神经系统各种疾病和疾病的方法,其发病机制与5-HT6受体有关。在公式1和2中,Ar是可选择取代的芳基或可选择取代的杂环烷基;R1是氢、可选择取代的较低C1-C3烷基、取代的羟基团、取代的磺基团;R2是氢或可选择取代的C1-C3烷基;R3是氢、可选择取代的C1-C3烷基或叔丁氧羰基。