硝基苯C6H5-NO2+2Zn+4HCl=苯胺C6H5-NH2+2ZnCl2+2H2O苯胺C6H5-NH2+NaNO2+HCl=氯化重氮本C6H5-N三NCl+H2O氯化重氮本C6H5-N三NCl+NaOH=苯酚C6H5-OH+N2l+NaCl
氨基经重氮化反应后,在酸性条件下水解可得酚