Benzene carbaldehyde is reacted with concentrated NaOH solution to give the products A and B. The product A can be used food preservative and the product B is an aromatic hydroxy compound where OH group is linked to sp3 hybridised carbon atom next to Benzene ring. The products A and B are respectively,
(1) Sodium benzoate and phenyl methanol
(2) Sodium benzoate and picric acid
(3) Sodium benzoate and phenol
(4) Sodium benzoate and cresol
