Nitrogen substituted 1,2,4-triazolo[3,4-a]phthalazine derivatives for enhancing cognition
申请人:——
公开号:US20040043982A1
公开(公告)日:2004-03-04
The present invention provides a compound of formula (I) wherein A is an optionally substituted C1-4alkylidene group or a bond, R20 and R21 are hydrogen, alkyl groups or heterocyclic groups, R1 and R2 are small substituents or hydrogen, L is O, S or substituted N, X is a 5-or 6-membered heteroaromatic ring, Y is C1-4alkylidene and Z is a 5- or 6-membered heteroaromatic ring; or a pharmaceutically acceptable salt thereof; pharmaceutical compositions comprising it; its use in therapy; its use in making medicaments for treating neurodegenerative disease and methods of using it to enhance cognition.
本发明提供了化合物(I)的结构式,其中A是可选取代的C1-4烷基亚甲基或键合,R20和R21是氢、烷基或杂环基,R1和R2是小的取代基或氢,L是O、S或取代的N,X是5-或6-成员杂芳基环,Y是C1-4烷基亚甲基,Z是5-或6-成员杂芳基环;或其药学上可接受的盐;包括它的制药组合物;其在治疗中的用途;其用于制造治疗神经退行性疾病的药物和使用它以增强认知能力的方法。