Sulfone
= Sulfone
A sulfone contains an $\mathrm{R{-}S(O)_2{-}R\prime}$ group. An aryl sulfone withdraws electron density and commonly directs electrophilic aromatic substitution to meta positions.
= Sulfone
A sulfone contains an $\mathrm{R{-}S(O)_2{-}R\prime}$ group. An aryl sulfone withdraws electron density and commonly directs electrophilic aromatic substitution to meta positions.