JEE Main Chemistry question

Which of the following is an example of a substitution reaction?

(A)A cyclohexenone treated with Me₂CuLi then H₂O (conjugate 1,4-addition of a Gilman reagent)
(B)3-Chlorocyclohexene + NaI in acetone at 50 °C (halide exchange)Correct
(C)A base-mediated intramolecular rearrangement of a diketo-enone
(D)None of the above

Answer: (B)

Solution

In (B), iodide (nucleophile) displaces chloride from the allylic/cyclic chloride via SN2 — a

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-139413