sodium methylparaben and its Impurities

A compound that belongs to the class of parabens, Ethylparaben is an ester of para-hydroxybenzoic acid. It is used as a preservative and food additive. Ehtyl paraben is also a chemical allergen and increases the release of histamines. Reference standards of Sodium Methylparaben API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.