Accomplish the following conversion: Aniline to 2,4,6-tribromofluorobenzene.

Complete the following reaction:

${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{NH}}_2+{\mathrm{CHCl}}_3+\mathrm{alc}. \mathrm{KOH}\to$

Complete the following reaction:

${\mathrm{C}}_6{\mathrm{H}}_5{{\mathrm{N}}_2}^{+}{\mathrm{Cl}}^{-} \underset{\mathrm{Room} \mathrm{temperature}}{\overset{{\mathrm{H}}_2\mathrm{O}}{\to }}$

Complete the following reaction:

Write the main products of the following reaction:

${\mathrm{C}}_6{\mathrm{H}}_5{{\mathrm{N}}_2}^{+}{\mathrm{Cl}}^{-}\stackrel{{\mathrm{H}}_3{\mathrm{PO}}_2+{\mathrm{H}}_2\mathrm{O}}{\to }$

Write the main products of the following reaction:

Write the main products of the following reaction: