A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given. Concept introduction: The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation. To give: The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

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Answer 1

Question

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

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Answer 2

Question

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Expert Solution & Answer

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Answer 4

Question

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Expert Solution & Answer

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Answer 5

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Answer 6

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Answer 7

Chapter 27.SE, Problem 15MP

Interpretation Introduction

Interpretation:

A mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid is to be given.

Concept introduction:

The steps involved in the conversion of ψ-ionone to β-ionone on treatment with acid are i) Protonation of a double bond by the acid to yield a carbocation ii) Ring closure to yield a cyclic carbocation iii) Deprotonation.

To give:

The mechanism for the conversion of ψ-ionone to β-ionone on treatment with acid.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 27.1 - Carnauba wax, used in floor and furniture...Ch. 27.1 - Draw structures of glyceryl tripalmitate and...Ch. 27.2 - Prob. 3P Ch. 27.2 - Write the saponication reaction of glyceryl...Ch. 27.4 - Prob. 5P Ch. 27.5 - Prob. 6P Ch. 27.5 - Prob. 7P Ch. 27.6 - Draw the following molecules in chair...Ch. 27.6 - Lithocholic acid is an Aâ€“B cis steroid found in...Ch. 27.7 - Prob. 10P

Solution Summary: The author explains how the acid protonates a double bond in -ionone, and the attack of the electrons results in another six-member ring carbocation.

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Chapter 27 Solutions