The present invention is directed to novel chromane derivatives substituted in the 3-position by a substituted amino moiety and substituted on the aromatic ring with one or two substituents. The novel chromane derivatives have useful CNS properties. ##STR1##
本发明涉及一种新型的基于
色酮的衍
生物,其在3位被取代的
氨基基团取代,且在芳环上被一个或两个取代基所取代。这些新型的
色酮衍
生物具有有用的中枢神经系统特性。##STR1##