申请人:Bristol-Myers Company
公开号:US04105695A1
公开(公告)日:1978-08-08
Compounds of the formula ##STR1## wherein R.sup.1 is Cl, Br, (lower)alkylthio or ##STR2## in which R.sup.3 is H or (lower)alkyl including the racemic mixtures and the dextrorotatory and levorotatory isomers, and the pharmaceutically acceptable non-toxic salts thereof have been found to enhance the learning capacity of mammals, including man, and to improve the mental alertness and attitudes of geriatrics without producing the undesirable stimulant side effects associated with the use of amphetamines.
已发现符合以下公式的化合物可增强哺乳动物(包括人类)的学习能力,并提高老年人的心理警觉和态度,而不会产生与安非他命使用相关的不良刺激副作用。公式为 ##STR1## 其中 R.sup.1 是 Cl、Br、(较低)烷基硫基或 ##STR2## 其中 R.sup.3 是 H 或 (较低)烷基,包括外消旋混合物、右旋异构体和左旋异构体,以及其药学上可接受的非毒性盐。