Acid anhydrides on reaction with primary amines give ____________.

• The reaction of acid anhydrides with primary amines resembles their reaction with acyl chlorides and instead of production of HCL in case of acyl chlorides amines produce carboxylic acids in this reaction and obviously the corresponding amide as major product.

•

Hence, (ii) imide (iii) secondary amine and (iv) imine cannot be formed in the above reaction.