Disclosed are compounds of formula I: ##STR1## or the pharmaceutically acceptable salts thereof wherein X is a carbonyl, sulfonyl, methylene, or methylene substituted with optionally substituted phenyl; Z is nitrogen or CH; Ar.sub.1 and Ar.sub.2 independently represent aryl groups; and Y is hydrogen; or Y and R.sub.1 or R.sub.2 together represent CH.sub.2 ; CH.sub.2 CH.sub.2 ; CH.sub.2 O; CH.sub.2 S forming a five or six membered ring and such ring may be optionally substituted with loweralkyl or phenyl; or pharmaceutically acceptable salts thereof, useful in the treatment of neoplastic diseases, and bacterial or fungal infections, and for preventing or decreasing the production of abnormally phosphorylated paired helical filament (PHF) epitopes associated with Alzheimer's Disease and, therefore for treating Alzheimer's Disease.
揭示了以下式I的化合物:##STR1##或其药学上可接受的盐,其中X是羰基、磺酰基、亚甲基或亚甲基,或者亚甲基上带有可选择取代的苯基;Z是氮或CH;Ar.sub.1和Ar.sub.2分别代表芳基;Y是氢;或者Y和R.sub.1或R.sub.2一起代表CH.sub.2;CH.sub.2 CH.sub.2;CH.sub.2 O;CH.sub.2 S形成五元或六元环,该环可以选择性地取代为较低的烷基或苯基;或其药学上可接受的盐,用于治疗肿瘤性疾病,细菌或真菌感染,并用于预防或减少与阿尔茨海默病相关的异常
磷酸化成对螺旋丝(PHF)表位的产生,因此用于治疗阿尔茨海默病。