Aromatic amines are widely used in dyestuffs, pharmaceutical products, agricultural chemicals, surfactants. And most of the aromatic amines come from corresponding nitro compounds. Reducing the nitroarene to aromatic amines is an important reaction in the production of fine chemical. There are many methods of reducing nitro to amine, such as the Bechamp reduction employed iron, electrolysis reduction, catalytic hydrogenation and so on. Bechamp reduction brought out serious pollution to environment, and it s...