申请人:Boehringer Ingelheim GmbH
公开号:US04038314A1
公开(公告)日:1977-07-26
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or methyl, and R.sub.2 is phenoxy-(alkyl of 2 to 3 carbon atoms), phenyl-(alkyl of 4 to 5 carbon atoms), hydroxyphenyl-(alkyl of 3 to 5 carbon atoms), or naphthyl-(alkyl of 4 to 5 carbon atoms); And their non-toxic, pharmacologically acceptable acid additions salts; the compounds as well as the salts are useful as dilators of the peripheral blood vessels, as cardiotonics and as broncholytics.
式子为##STR1##的化合物,其中R.sub.1是氢或甲基,R.sub.2是苯氧基-(2到3个碳原子的烷基),苯基-(4到5个碳原子的烷基),羟基苯基-(3到5个碳原子的烷基),或萘基-(4到5个碳原子的烷基);以及它们的无毒、药理学上可接受的酸盐。这些化合物和盐在外周血管扩张剂、心脏强心剂和支气管扩张剂方面有用。