申请人:Hoffmann-La Roche Inc.
公开号:US04461906A1
公开(公告)日:1984-07-24
1-Substituted-2-pyrrolidinones of the formula ##STR1## wherein one of R.sup.1, R.sup.2 and R.sup.3 represents hydroxy and the remaining substituents represent hydrogen, are capable of counteracting cerebral insufficiency produced experimentally in animal tests. They can be used therapeutically in the control or prevention of cerebral insufficiency or in the improvement of intellectual capacity. They can be manufactured from novel intermediates and can be processed to provide medicaments.
公式为##STR1##的1-取代-2-吡咯酮,其中R.sup.1,R.sup.2和R.sup.3中的一个代表羟基,其余取代基代表氢,能够在动物实验中对抗产生的脑功能不足。它们可用于治疗或预防脑功能不足或提高智力能力。它们可以从新型中间体制造,并可以加工成药物。