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Chapter 27: Q 54. (page 1103)

Question: Draw a stepwise, detailed mechanism for the following reaction.

Short Answer

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Answer

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Step by step solution

01

Nazarov cyclization

The reaction proceeds in the presence of an acid. A ring-closing reaction takes place between a conjugated enone and an alkene.

02

Cheletropic reactions

Pericyclic reactions that involve the elimination of a small group or chemical entity are called cheletropic reactions.

03

Mechanism of the given reaction

The mechanism of the reaction is given here under.

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