(a) Interpretation: Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined. (a) 1-ethoxy-2-propyl benzene Concept introduction: Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

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Answer 1

Question

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

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Answer 2

Question

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

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Answer 3

Question

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

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Answer 4

Question

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

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Answer 5

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Answer 6

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Answer 7

Chapter 28, Problem 28.46AP

Interpretation Introduction

(a)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

(a) 1-ethoxy-2-propyl benzene

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Answer 8

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Answer 9

Interpretation Introduction

(b)

Interpretation:

Using phenol and any other reagents as starting materials, a synthesis of each of the following compounds is to be outlined.

Concept introduction:

Sigmatropic reaction can be described as the migration of allylic sigma bond at one end of the π-electron system to the other end of the π-electron system as an uncatalyzed intramolecular reaction. The formation of sigma bond at 3, 3-position of a 1, 5-diene is called as cope rearrangement. Notably, [3, 3] sigmatropic reaction of allyl vinyl ether is termed as Claisen rearrangement.

Answer 10

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Answer 13

Ch. 28 - Prob. 28.1P Ch. 28 - Prob. 28.2P Ch. 28 - Prob. 28.3P Ch. 28 - Prob. 28.4P Ch. 28 - Prob. 28.5P Ch. 28 - Prob. 28.6P Ch. 28 - Prob. 28.7P Ch. 28 - Prob. 28.8P Ch. 28 - Prob. 28.9P Ch. 28 - Prob. 28.10P

Solution Summary: The author describes the synthesis of 1-ethoxy-2-propyl benzene from phenol.

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Chapter 28 Solutions