# Mechanism for chloromethylation of Salicylaldehyde [closed]

Reaction mechanism for following reaction :

Salicylaldehyde + formaldehyde +con. HCl $$\ce{->}$$ 5-(Chloromethyl)salicylaldehyde

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3. The alchol so formed gets dehydrated to again get a carbcation which finally gets attacked by $$\ce{Cl-}$$ to form the final product .