A series of acyclic amide derivatives of pyrimidinylpiperazines of Formula I ##STR1## wherein R.sup.1 is alkyl, phenalkyl, phenyl-hydroxyalkyl, phenyl and pyridinyl; R.sup.2 and R.sup.3 are hydrogen and alkyl; and R.sup.4 is hydrogen, halogen, and trifluoromethyl. Compounds of the invention can be incorporated into pharmaceutical compositions for use in enhancing cerebral function. The compounds are envisioned as being useful in restoration of cerebral function in degenerative disorders; in amnesia reversal; and in improvement of memory and learning processes.
一系列无环酰胺衍
生物的
嘧啶基
哌嗪式化合物,其
化学式为I式
##STR1##
其中R.sup.1是烷基、苯基烷基、苯基-羟基烷基、苯基和
吡啶基;R.sup.2和R.sup.3是氢和烷基;R.sup.4是氢、卤素和三
氟甲基。该发明的化合物可用于制备药物组合物,用于增强脑功能。这些化合物被认为在恢复退行性疾病中的脑功能、改善遗忘症、以及记忆和学习过程中有用。