Heterocyclic compounds of the formula: ##STR1## wherein the pyrroline ring and the symbols X.sub.1 and X.sub.2 together form an unsubstituted or substituted isoindoline nucleus, or a 6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine, 6,7-dihydro-5H-pyrrolo[3,4-b]pyridine or 2,3,6,7-tetrahydro-5H-1,4-oxathiino[2,3-c]pyrrole nucleus, the 1,8-naphthyridin-2-yl nucleus is unsubstituted or substituted, and the grouping --NR.sub.1 R.sub.2 is an amino or substituted amino group, are new compounds which are active as tranquillizers, hypnotics, anti-convulsant agents and anti-spasmodics.
式子为:##STR1##的
杂环化合物,其中
吡咯烃环和符号X.sub.1和X.sub.2共同形成未取代或取代的
异吲哚啉核,或6,7-二氢-5H-
吡咯[3,4-b]
吡嗪,6,7-二氢-5H-
吡咯[3,4-b]
吡啶或2,3,6,7-四氢-5H-1,4-噁二嗪[2,3-c]
吡咯核,1,8-
萘啉-2-基核未取代或取代,而--NR.sub.1 R.sub.2基团是
氨基或取代
氨基基团,这些新化合物具有镇静剂、催眠剂、抗惊厥剂和抗痉挛剂的活性。