| abstract |
THE INVENTION RELATES TO COMPOUNDS OF THE FORMULA: (CF DRAWING IN BOPI) (CF DRAWING IN BOPI) OR THEIR ADDITIONAL SALTS OF PHARMACEUTICALLY ACCEPTABLE ACIDS. IN THESE FORMULAS, Q AND R ARE H OR A LOWER ALKYL GROUP; R AND R ARE H OR ALKYL, HYDROXYALKYL, 2,3-DIHYDROXYPROPYL, LOWER ALCOXYALKYL OR Y-NB OR Y IS AN ALKYLENE GROUP AND NB IS A DIALKYL-AMINO OR 4-MORPHOLINYL GROUP OF R, AT LEAST ONE AND R BEING A HYDROGEN ATOM, AND PY DESIGNATES A 4- OR 3-PYRIDINE GROUP WHICH IS POSSIBLE SUBSTITUTES. THESE COMPOUNDS ARE USEFUL AS CARDIOTONIC AGENTS. |