(a) Interpretation: The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated. Concept introduction: Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

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Answer 1

Question

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

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(a) Account for the following :(i) Propanal is more reactive than propanone towards nucleophilic reagents.(ii) Electrophilic substitution in benzoic acid takes place at meta position.(iii) Carboxylic acids do not give characteristic reactions of carbonyl group.(b) Give simple chemical test to distinguish between the following pairs of compounds:(i) Acetophenone and benzaldehyde(ii) Benzoic acid and ethylbenzoate.

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Answer 2

Question

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

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Answer 3

Question

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

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Answer 4

Question

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

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Answer 5

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Answer 6

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Answer 7

Chapter 17, Problem 17.19P

Interpretation Introduction

(a)

Interpretation:

The mechanism for synthesis of farnesol from geranyl pyrophosphate is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The mechanism for synthesis of α−pinene from the given carbocation is to be stated.

Concept introduction:

Isoprene unit contains five carbon atoms. The carbon atoms of isoprene unit are connected by sigma bond or pi bond. Terpenes and terpenoids contain unequal number of isoprene units.

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 17 - Prob. 17.1P Ch. 17 - Prob. 17.2P Ch. 17 - Prob. 17.3P Ch. 17 - Prob. 17.4P Ch. 17 - Prob. 17.5P Ch. 17 - Prob. 17.6P Ch. 17 - Prob. 17.7P Ch. 17 - Prob. 17.8P Ch. 17 - Prob. 17.9P Ch. 17 - Prob. 17.10P

Solution Summary: The author explains the mechanism for synthesis of farnesol from geranyl pyrophosphate.

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Chapter 17 Solutions