In the reaction,

the term Y is

Which one of the following on reduction with LiAIH₄ yields a secondary amine ?

Aniline is an activated system for electrophilic substitution.  The compound formed on heating aniline with acetic anhydride is

Consider the following sequence of reactions

Compound

The compound [A] is

Aniline in a set of reactions yielded a product D.

The structure of the product D would be

A reagent suitable for the determination of N-terminal residue of a peptide is

Phenyl isocyanides are prepared from which of the following reaction ?

In a reaction of aniline a coloured products C was obtained.

The structure of C would be

Which of the following is more basic than aniline ?

An organic compound A on reduction with chloroform and potassium hydroxide forms C. The compound C on catalytic reduction gives N-methylaniline.  The compound A is