Organic Phosphorus Compounds. 1. 4-(Benzothiazol-2-yl)benzylphosphonate as Potent Calcium Antagonistic Vasodilator
A series of 4-(benzothiazol-2-yl)benzylphosphonic acid dialkyl ester were synthesized and evaluated for coronary vasodilatory activity by Langendorff's method in the isolated guinea pig heart. Many of the phosphonic acid dialkyl esters exhibited vasodilat