C6H5Cl+Mg dy . Ether C6H5−MgCl\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{Mg} \stackrel{\text { dy . Ether }}{ } \mathrm{C}_{6} \mathrm{H}_{5}-\mathrm{MgCl}C6H5Cl+Mg dy . Ether C6H5−MgCl
C6H5Cl+NaOH+HCl→C6H5OH\mathrm{C}_{6} \mathrm{H}{ }_{5} \mathrm{Cl}+\mathrm{NaOH}+\mathrm{HCl} \rightarrow \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}C6H5Cl+NaOH+HCl→C6H5OH
C6H6+H2SO4100CC6H5−HSO3\mathrm{C}_{6} \mathrm{H}_{6}+\mathrm{H}_{2} \mathrm{SO}_{4}{ }^{100 C} \mathrm{C}_{6} \mathrm{H}_{5}-\mathrm{HSO}_{3}C6H6+H2SO4100CC6H5−HSO3
C6H5OH+PCl5→C6H5Cl\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}+\mathrm{PCl}_{5} \rightarrow \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}C6H5OH+PCl5→C6H5Cl
C6H6+CH3CH2Cl dry aluninium chloride C6H5CH2−CH3\mathrm{C}_{6} \mathrm{H}_{6}+\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Cl} \stackrel{\text { dry aluninium chloride }}{ } \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2}-\mathrm{CH}_{3}C6H6+CH3CH2Cl dry aluninium chloride C6H5CH2−CH3
