1.

Which of the following amines can be prepared by Gabriel synthesis.

Answer»

Isobutyl amine
2-Phenylethylamine
N-methylbenzylamine
Aniline

Solution :Only primary aliphatic amines such as `(CH_(3))_(2)CH_(2)CH_(2)NH_(2)` (a) and `C_(6)H_(5)CH_(2)CH_(2)NH_(2)` (b) can be prepared by Gabriel synthesis, `2^(@)` amines, i.e., `C_(6)H_(5)CH_(2)NHCH_(3)` (C) and aromatic `1^(@)` amines, i.e., `C_(6)H_(5)NH_(2)` (d), however, cannot be prepared.


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