申请人:Ciba-Geigy Corporation
公开号:US05332729A1
公开(公告)日:1994-07-26
N-aralkyl- and N-heteroaralkyl-aminoalkanephosphinic acids of formula I ##STR1## wherein R is an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic, araliphatic or heteroarylaliphatic radical having at least 2 carbon atoms, R.sub.1 is hydrogen or hydroxy, R.sub.2 is an araliphatic or heteroarylaliphatic radical substituted by free or functionally modified carboxy that is bonded directly or by way of a spacer, and R.sub.3 is hydrogen, lower alkyl or a group R.sub.2, and the salts thereof have valuable nootropic and anti-epileptic properties and can be used in the preparation of a nootropic or anti-epileptic medicament.
N-芳基和N-杂芳基氨基烷基膦酸的化学式I ##STR1## 其中R是至少有2个碳原子的脂肪烷基,环脂肪烷基,环脂肪烷基,芳基或杂芳基烷基基团,R.sub.1是氢或羟基,R.sub.2是通过自由或功能修饰的羧基取代的芳基或杂芳基烷基基团,该羧基直接或通过间隔连接,R.sub.3是氢,低碳基或R.sub.2基团,以及其盐具有有价值的智力增强和抗癫痫特性,并可用于制备智力增强或抗癫痫药物。