The reaction of two moles of some aromatic aldehyde to form a new carbon-carbon bond by catalytic effect of cyanide ion in alcoholic solvents is known as the benzoin condensation. The benzoin (?-Hydroxy ketone) having both a secondary alcohol and a ketone functional group, the react of ketone group with primary amine a Schiff base is produced, which is a compound containing azomethine group, a compound containing azomethine group, R?C=N?. (Holm et al., 1966; Hobday and Smith, 1972).