pangamic acid and its Impurities

An ester derived from d-gluconic acid and dimethylglycine, Pangamic acid is used in detoxification and in the treatment of asthma, skin conditions, joint pain, and nerve pain. Chemically it is d-gluconodimethylamino acetic acid.Reference standards of Pangamic Acid API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.