申请人:Sigma-Tau Industrie Farmaceutiche Riunite S.p.A.
公开号:US05192759A1
公开(公告)日:1993-03-09
1,2,3,4-tetrahydronaphthlamines of formula (1) ##STR1## wherein R is H or OCH.sub.3 ; ##STR2## is either at 1 or 2 position R.sub.1 is H; R.sub.2 is selected from: L-prolyl, optionally N-substituted with acetyl or carbobenzoxy, L-pyroglutamyl, (pyrrolidin-2-one-1-yl)acetyl, 3-carboxy-2-hydroxypropyl: or R.sub.1 and R.sub.2 taken together with the nitrogen atom form the ring ##STR3## wherein n=1,2,3 and R.sub.3 -H, OH are nootropic substances potent enhancers of learning processes and memory. Orally or parenterally administrable pharmaceutical compositions in unit dosage form comprise between about 100 and about 500 mg of a compound of formula (1).
公式(1)中的1,2,3,4-四氢萘胺 ##STR1## 其中R为H或OCH.sub.3; ##STR2## 在1或2位置R.sub.1为H; R.sub.2从以下选取:L-脯氨酰,可选择用乙酰基或苯甲酰基进行N取代,L-吡罗谷氨酰,(吡咯烷-2-酮-1-基)乙酰,3-羧基-2-羟基丙基;或R.sub.1和R.sub.2与氮原子一起形成环 ##STR3## 其中n=1,2,3,R.sub.3 -H,OH为增强学习过程和记忆的智能药物。口服或经肠道给药的单位剂量形式的药物组合物包含约100至约500毫克的公式(1)化合物。