Substituted ureas have been the subject of much attention and synthetic effort due to their applications which range widely including the dyeing of hair and cellulose fibers, serving as antioxidants in gasoline for automobiles, as additives in detergents to prevent carbon deposits, and acting as corrosion inhibitors. 1 Their biological activities as plant growth regulators, pesticides, herbicides, tranquillizing, and anticonvulsant medicinal ...