Mannich bases of the formula (I): ##STR1## where X is oxygen or NR.sup.2, Alk is divalent alkyl, R.sup.1 is an aromatic ring, R.sup.2 is a substituent and the salts thereof. Useful as antipsychotic agents in man to be used in a manner similar to chlorpromazine.
化学式为(I)的Mannich碱:##STR1## 其中X为氧或NR.sup.2,Alk为二价烷基,R.sup.1为芳香环,R.sup.2为取代基及其盐。可用作
抗精神病药物,类似于
氯丙嗪。