Question

Complete given synthesis by giving missing starting material, reagent or products. Refer Image.

Answer 1

The substance is the 2 – Formylbenzoic acid which will work in the presence of NaCN or HCl which will give 2 – [1 – Hydroxycyanomethyl] benzoic acid.

The structure of the compound will be the structure of benzoic acid which is a single ring and COOH attachment to it.

On the next carbon add a CH compound which is attached to CN and OH.