Question: 3. The following question involves the Robinson annulation reaction which starts with conjugate addition of the enolate onto the enone system (step i), followed by

3. The following question involves the Robinson annulation reaction which starts

with conjugate addition of the enolate onto the enone system (step i),

3. The following question involves the Robinson annulation reaction which starts with conjugate addition of the enolate onto the enone system (step i), followed by intramolecular aldol condensation (step ii). step i Intermediate A , Conjugate addition step i Intramolecular Aldol condensation Final product B a) Using curved arrows, show the mechanism for the conjugate addition and draw the structure of intermediate A formed in this part of the reaction. b) Using curved arrows, show how cyclization takes place in the addition product leading to formation of the final product B

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