Nitroaromatics compounds are important chemicals and commonly used precursors of other valuable organic products. 1 The reduction of nitro compounds leads to various classes of products such as amines, hydroxylamines, hydrazines, nitroso-, azo-, or azoxy compounds. 1 The commonly employed reducing reagents include hydrogen with palladium-on-carbon as catalyst, metal hydride, metal-acid reducing system, and so on. Although Sn and concentrated ...