申请人:MERRELL PHARMACEUTICALS INC.
公开号:EP0452926A2
公开(公告)日:1991-10-23
This invention relates to the enhancement of memory and cognition and the treatment of Alzheimer's disease and Wernicke-Korsakoff syndrome by 5(Rn-phenyl)-4-alkyl-3H-1,2,4-triazole-3-thiones of the formula
wherein
Ris halogen, trifluoromethyl, C₁₋₄ lower alkyl or C₁₋₄ lower alkoxy,
nis zero, 1 or 2, and
R₂represents hydrogen or C₁₋₃ lower alkyl; and
R₄independently represents C₁₋₃ lower alkyl .
本发明涉及使用式中的5(Rn-苯基)-4-烷基-3H-1,2,4-三唑-3-硫酮增强记忆和认知,以及治疗阿尔茨海默病和韦尼克-科尔萨科夫综合征,其中R是卤素,三氟甲基,C₁₋₄低烷基或C₁₋₄低烷氧基,n为零,1或2,而R₂表示氢或C₁₋₃低烷基;R₄独立地表示C₁₋₃低烷基。