8Chen Litao, Xiao Heming, Xiao Jijun, et al. DFT study on nitration mechanism of benzene with nitronium ion[J]. J Phys Chem A, 2003,(107) :11440-11444.
9Paulo A, Quardro. Nitrophenols reduction in the benzene adiabatic nitration process [J]. Ind Eng Chem Res, 2004, 43:4438-4444.
10Choudary B M, Sateesh M, Kantam L M, et al. Selective nitration of aromatic compounds by solid catalysts[J]. Chem Commun, 2000,25-26.
