The reaction C6H5NH2+CHCl3+3KOHAlcoholic−−−−−−−−−−−→SolutionC6H5NC+3KCl+3H2O is Hoffmann's cabylamine test /isocyanide test. It is not given by secondary and tertiary amines. It is given by aliphatic / aromatic primary amines. The product is foul smelling isocyanide.