What are the major IR absorptions in the functional group region for each compound? a. d. b. c. e. capsaicin (spicy component of hot peppers)

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Answer 1

Textbook Question

Chapter 13, Problem 13.19P

What are the major IR absorptions in the functional group region for each compound?

a. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 1 d.

b. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 3

c. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 4 e.

capsaicin

(spicy component of hot peppers)

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

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Answer 2

Textbook Question

Chapter 13, Problem 13.19P

What are the major IR absorptions in the functional group region for each compound?

a. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 1 d.

b. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 3

c. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 4 e.

capsaicin

(spicy component of hot peppers)

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

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Answer 3

Textbook Question

Chapter 13, Problem 13.19P

What are the major IR absorptions in the functional group region for each compound?

a. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 1 d.

b. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 3

c. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 4 e.

capsaicin

(spicy component of hot peppers)

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

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Answer 4

Textbook Question

Chapter 13, Problem 13.19P

What are the major IR absorptions in the functional group region for each compound?

a. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 1 d.

b. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 3

c. Chapter 13, Problem 13.19P, Problem-13.19 What are the major IR absorptions in the functional group region for each , example 4 e.

capsaicin

(spicy component of hot peppers)

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

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Answer 5

Textbook Question

Answer 6

Textbook Question

Answer 7

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Answer 8

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Answer 9

Expert Solution

Answer 10

Expert Solution

Answer 11

Expert Solution

Answer 12

Interpretation Introduction

(a)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer 13

Answer to Problem 13.19P

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Answer 14

Explanation of Solution

The given compound is octane. It contains Csp3−H and Csp3−Csp3 bonds. Hence, the major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Answer 15

Conclusion

The major IR absorption peaks are observed for Csp3−Csp3 bond at 1500 cm−1 and Csp3−H bond at 3000-2850 cm−1 respectively.

Answer 16

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Answer 17

Expert Solution

Answer 18

Expert Solution

Answer 19

Expert Solution

Answer 20

Interpretation Introduction

(b)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer 21

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Answer 22

Explanation of Solution

The given compound is cyclohexanol. It contains Csp3−H, Csp3−Csp3, O−H and C−O bond. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Answer 23

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1, O−H at 3600-3200 cm−1 and C−O bond at 1150-1050 cm−1 respectively.

Answer 24

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Answer 25

Expert Solution

Answer 26

Expert Solution

Answer 27

Expert Solution

Answer 28

Interpretation Introduction

(c)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer 29

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Answer 30

Explanation of Solution

The given compound is hept-3-ene. It contains Csp3−H, Csp2=Csp2, Csp2−H and Csp3−Csp3 bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Answer 31

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2−H bond at 3150-3000 cm−1Csp3−Csp3 bond at 1500 cm−1 respectively.

Answer 32

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Answer 33

Expert Solution

Answer 34

Expert Solution

Answer 35

Expert Solution

Answer 36

Interpretation Introduction

(d)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.

Answer 37

Answer to Problem 13.19P

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Answer 38

Explanation of Solution

The given compound is cyclohexanone. It contains Csp3−H, Csp3−Csp3 and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Answer 39

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1, Csp3−Csp3 bond at 1500 cm−1 and Csp2=O bond at 1700 cm−1 respectively.

Answer 40

Expert Solution

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Answer 41

Expert Solution

Answer 42

Expert Solution

Answer 43

Expert Solution

Answer 44

Interpretation Introduction

(e)

Interpretation: The major IR absorptions in the functional group region for the given compound are to be predicted.

Concept introduction: IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency

Answer 45

Answer to Problem 13.19P

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.

Answer 46

Explanation of Solution

The given compound is capsaicin as shown below.

Organic Chemistry, Chapter 13, Problem 13.19P

Figure 1

It contains Csp2=O, Csp3−O, Csp3−H, Csp2−H, O−H, Csp2=Csp2, Csp2=Csp2 (aromatic) and N−H bond. Hence, the major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 bond at 1650 cm−1, Csp2=Csp2 (aromatic) bond at 1600 cm−1 and N−H bond at 3500-3200 cm−1 respectively.

Answer 47

Conclusion

The major IR absorptions are observed for Csp2=O bond at 1700 cm−1, Csp3-O bond at 1150-1050 cm−1, Csp3−H bond at 3000-2850 cm−1, Csp3−H bond at 3000-2850 cm−1, O−H at 3600-3200 cm−1, Csp2=Csp2 at 1650 cm−1, Csp2=Csp2 (aromatic) at 1600 , 1500 cm−1 and N−H at 3500-3200 cm−1 respectively.