Correct option (4)
The methyl(phenyl) oxonium ion is formed when anisole reacts with protons from hydroiodic acid. The reaction is an SN2 reaction on to an alkyl group with low steric hindrance and a weak CO bond.
Correct option (4)
The methyl(phenyl) oxonium ion is formed when anisole reacts with protons from hydroiodic acid. The reaction is an SN2 reaction on to an alkyl group with low steric hindrance and a weak CO bond.