Preparation of 2-aminophenol_Kain Industrial Additive

Background and overview[1][2] 2-Aminophenol is also called o-aminophenol. O-aminophenol (OPA), a typical aromatic amphoteric compound, is an important chemical intermediate and is widely used in dyes, medicine, printing industry and biological fields. Preparation[1] The main preparation processes of 2-aminophenol include iron powder reduction, hydrogenation reduction, nitrification and reduction, and sodium sulfide reduction. Its traditional synthesis…