反应详情

Employing the procedure of Example III but replacing pyridine with a substantially equimolecular amount of 4-cyanopyridine and replacing 4-nitrophenacyl bromide with a substantially equimolecular amount of 4-nitrophenacyl chloride there is obtained N-(4-nitrophenacyl) 4-cyanopyridinium chloride, a white solid soluble in water.