Heterocyclic dihydroxyquinoxaline compounds having the formula ##STR1## wherein R.sup.1 is hydroxy, alkoxy, aryloxy, aralkyloxy, cycloalkylalkoxy, cycloalkoxy, or acyloxy; and R.sup.5, R.sup.6, R.sup.7 and R.sup.8 independently are hydrogen, NO.sub.2, halogen CN, SO.sub.2 NR'R', SO.sub.2 R', CF.sub.3, or OR', wherein R' is hydrogen or C.sub.1-4 -alkyl; The invention also relates to a method of preparing the compounds, pharmaceutical compositions thereof, and their use. The compounds are useful in the treatment of indications caused by hyperactivity of the excitatory neurotransmitters, particularly the quisqualate receptors, and especially as neuroleptics.
具有以下式子的杂环二羟基
喹喔啉化合物:##STR1## 其中R.sup.1是羟基,烷氧基,芳氧基,芳基烷氧基,环烷基烷氧基,环烷氧基或酰氧基;R.sup.5,R.sup.6,R.sup.7和R.sup.8分别是氢,NO.sub.2,卤素CN,SO.sub.2NR'R',SO.sub.2R',CF.sub.3或OR',其中R'是氢或C.sub.1-4-烷基。本发明还涉及制备该化合物的方法,其药物组成物及其用途。该化合物在治疗由兴奋性神经递质过度活跃引起的症状中是有用的,特别是在治疗谷
氨酸受体方面,尤其是作为神经精神药物。