2. Draw the mechanism that explains the formation of product 6 by treatment of 5 with an excess of the base sodium amide (NaNH2). Use curly arrows to represent the movement of electrons and draw all intermediates in the reaction mechanism. Hint: aryne intermediate involved

Draw the mechanism that explains the formation of product 6 by treatment of 5 with an excess of the base sodium amide (NaNH2 ). Use curly arrows to represent the movement of electrons and draw all intermediates in the reaction mechanism. Hint: aryne intermediate involved. (5 marks) 5 6