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Chapter 24: Q.42. (page 962)

Question:Draw the product formed from a Michael reaction with the given starting materials usingOEt,EtOH.

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01

Michael reaction

The Michael reaction is a 1,4-addition reaction involving an enolate and an 伪,尾-unsaturated carbonyl system.

The enolates act as the nucleophiles, and the伪,尾-unsaturated carbonyl system is known as the Michael acceptor.

02

Mechanism of Michael reaction

The general reaction is given below.

Michael reaction

The mechanism of the reaction is given below.

Mechanism of Michael reaction

03

Determination of products

The Michael acceptor and nucleophilic source are marked, and the product of each reaction is given below.

a.

Michael addition of a

b.

Michael addition of b

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