Substituted-3H-indeno[1,2-c]pyridazin-3-ones, substituted-3H-indeno[1,2-c]pyridazin-3-thiones, and pharmaceutically acceptable salts thereof are disclosed. Methods of preparing the same are also disclosed. The compounds are useful as cardiotonic and antihypertensive agent.
本发明公开了取代的-3H-
茚并[1,2-c]
哒嗪-3-酮、取代的-3H-
茚并[1,2-c]
哒嗪-3-
硫酮及其药学上可接受的盐类。还公开了制备这些化合物的方法。这些化合物可用作强心剂和降压药。