methyl parahydroxybenzoate and its Impurities
Also known as methyl paraben, which is a methyl ester of p-hydroxybenzoic acid. It is used as an anti-fungul agent in several cosmetics and as a food preservative. It also occurs naturallyin some animals and plants and shows toxic effects in higher doses. Reference standards of Methyl Parahydroxybenzoate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
