| abstract |
PYRIMIDO (6,1-a)ISOQUINOLIN-4-ONE DERIVATIVES Abstract of the disclosure: A novel class of pyrimido (6,1-a)isoquinolin-4-one deri-vatives, new intermediates used in their preparation and pro-cesses for the preparation of the intermediates and the compounds of the invention are described. The pyrimido(6,1-a)isouqinolin-4-one derivatives of the invention possess valuable pharmacolo-gicla properties, for example blood pressure lowering proper-ties, bronchodilatory properties and anti-allergic properties. |