(a) Interpretation: Preparation of given compound from mesityl oxide using organometallic reagent is to be stated. Concept Introduction: The α , β -unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

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Answer 1

Question

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

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Students have asked these similar questions

Provide the reagents and solvents (where appropriate) needed to bring about the following transformations. (a) CI (b)

(b) A student wanted to synthesize methyl tert-butyl ether. He attempted the synthesis by adding sodium methoxide to tert-butyl chloride, but he obtained none of the desired product (1) (ii) Use an equation to show the product formed in this reaction Propose a suitable William ether synthetic route for methyl tert-butyl ether tach l.

Each of the following can be prepared by an intramolecular aldol condensation of a diketone. Apply retrosynthetic analysis to deduce the structure of the diketone in each case.

Answer 2

Question

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

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Answer 3

Question

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

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Answer 4

Question

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

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Answer 5

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 6

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 7

Chapter 22, Problem 22.52P

Interpretation Introduction

(a)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 8

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 9

Interpretation Introduction

(b)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 10

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 11

Interpretation Introduction

(c)

Interpretation:

Preparation of given compound from mesityl oxide using organometallic reagent is to be stated.

Concept Introduction:

The α,β-unsaturated compounds reacts with organolithium compounds to give carbonyl addition products. Carbonyl addition is faster than conjugate addition, so it occurs rather than conjugate addition. The use of lithium dimethyl cuprate promotes conjugate addition rather than carbonyl addition.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 22 - Prob. 22.1P Ch. 22 - Prob. 22.2P Ch. 22 - Prob. 22.3P Ch. 22 - Prob. 22.4P Ch. 22 - Prob. 22.5P Ch. 22 - Prob. 22.6P Ch. 22 - Prob. 22.7P Ch. 22 - Prob. 22.8P Ch. 22 - Prob. 22.9P Ch. 22 - Prob. 22.10P

Solution Summary: The author explains how the alpha,beta -unsaturated compounds react with organolithium compounds to give carbonyl addition products.

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Chapter 22 Solutions