An aromatic compound 'A' having molecular formula \[{{C}_{7}}{{H}_{6}}{{O}_{2}}\] on treating with aqueous ammonia and heating forms compound 'B' The compound 'B' on reaction with molecular bromine and potassium hydroxide provides compound 'C' having molecular formula \[{{C}_{6}}{{H}_{7}}N.\] The structure of 'A' is: