2-(4-Phenylalkanoylpiperazin-1-yl) quinazoline compounds, pharmaceutical compositions and method of producing alpha 1 antagonistic activity

摘要

4-amino-6,7-dimethoxy-2-(4-phenylalkanoylpiperazin-1-yl) quinazolines having alpha 1-adrenergic receptor antagonistic activity. These compounds are useful in the treatment of hypertension.