ANTIHYPERTENSIVE PYRIDAZIN(2H)-3-ONES

摘要

Substituted keto-pyridazine compounds of the formula …… where R1 and R7 are substituents selected from atoms and groups as listed in the disclosure and X and Y denote the same or different optional substituents also selected as listed in the disclosure, are new compounds which are useful antihypertensive agents. The methods of preparation and properties of examples of the compounds are given, together with their use as antihypertensive agents.