Dalfampridine Phosphate and its Impurities

Dalfampridine Phosphate is the phosphate salt form of dalfampridine (4-aminopyridine), a central nervous system (CNS) agent used to improve nerve signal conduction. Reference standards of Dalfampridine Phosphate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.