question_answer 57)

  Which of the following amines can be prepared by Gabriel synthesis. (a) Isobutyl amine                                                           (b) 2-Phenylethylamine (c) N-methylbenzylamine                                            (d) Aniline

Answer:

                  (a, b) Only primary aliphatic amines such as (a) and (b)  can be prepared by Gabriel synthesis. 2° Amines, i.e.,  (c) and aromatic 1° amines, i.e., (d), however, cannot be prepared.