6. Pericyclic Reactions (3/5 - Cycloadditions)

Question 1

Name the following reaction and use Fukui’s model to analyse the frontier orbitals for the reaction mechanism.

Answer 1

Question 2

Answer 2

Question 3

Answer 3

Question 4

Answer 4

Question 5

Using molecular orbital diagrams, justify the stereochemistry of this reaction.

Answer 5

Question 6

Using Fukui’s model, explain why one reaction is fast and the other is slow.

Answer 6

Question 7

Identify the effects of EDG, EWG and CONJ substituents at C1 and C2 on a diene and dienophile respectively.

Answer 7

Question 8

Answer 8