Which of the following statements is true of the following enamine?

Question

Quizplus · Accepted Answer

A is true because pyrrolidine is a suitable amine for enamine formation.
B is true because the lone pair of electrons on the nitrogen atom can delocalize to form a double bond with the adjacent carbon atom, creating another resonance structure.
C is true because the alpha-carbon of the original carbonyl compound is still present in the enamine and can be acylated with an acylating agent.
D is true because the nitrogen atom in the enamine can be alkylated with an alkylating agent. 
Therefore, all statements are true, making choice E the correct answer.

Which of the Following Statements Is True of the Following ∞\infty∞

Which of the Following Statements Is True of the Following $\infty$