What major IR absorptions are present above 1500 cm - 1 for each compound? a. b. c. d.

Question

Want to see more full solutions like this?

Answer 1

Textbook Question

Chapter 13, Problem 13.42P

What major IR absorptions are present above 1500 cm - 1 for each compound?

a. Chapter 13, Problem 13.42P, 13.42 What major IR absorptions are present above for each compound?
a. b. c. d.
, example 1 b. c. d.

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

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

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Students have asked these similar questions

Draw the products of the reaction shown below. Use wedge and dash bonds to indicate stereochemistry. Ignore inorganic byproducts. OSO4 (cat) (CH3)3COOH Select to Draw ઘ

Calculate the reaction rate for selenious acid, H2SeO3, if 0.1150 M I-1 decreases to 0.0770 M in 12.0 minutes. H2SeO3(aq) + 6I-1(aq) + 4H+1(aq) ⟶ Se(s) + 2I3-1(aq) + 3H2O(l)

Problem 5-31 Which of the following objects are chiral? (a) A basketball (d) A golf club (b) A fork (c) A wine glass (e) A spiral staircase (f) A snowflake Problem 5-32 Which of the following compounds are chiral? Draw them, and label the chirality centers. (a) 2,4-Dimethylheptane (b) 5-Ethyl-3,3-dimethylheptane (c) cis-1,4-Dichlorocyclohexane Problem 5-33 Draw chiral molecules that meet the following descriptions: (a) A chloroalkane, C5H11Cl (c) An alkene, C6H12 (b) An alcohol, C6H140 (d) An alkane, C8H18 Problem 5-36 Erythronolide B is the biological precursor of erythromycin, a broad-spectrum antibiotic. How H3C CH3 many chirality centers does erythronolide B have? OH Identify them. H3C -CH3 OH Erythronolide B H3C. H3C. OH OH CH3

Answer 2

Textbook Question

Chapter 13, Problem 13.42P

What major IR absorptions are present above 1500 cm - 1 for each compound?

a. Chapter 13, Problem 13.42P, 13.42 What major IR absorptions are present above for each compound?
a. b. c. d.
, example 1 b. c. d.

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

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

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 3

Textbook Question

Chapter 13, Problem 13.42P

What major IR absorptions are present above 1500 cm - 1 for each compound?

a. Chapter 13, Problem 13.42P, 13.42 What major IR absorptions are present above for each compound?
a. b. c. d.
, example 1 b. c. d.

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

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

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 4

Textbook Question

Chapter 13, Problem 13.42P

What major IR absorptions are present above 1500 cm - 1 for each compound?

a. Chapter 13, Problem 13.42P, 13.42 What major IR absorptions are present above for each compound?
a. b. c. d.
, example 1 b. c. d.

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

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

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 5

Textbook Question

Answer 6

Textbook Question

Answer 7

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

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

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Answer 8

Expert Solution

Interpretation Introduction

(a)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 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 present above 1500 cm−1 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 13.42P

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Answer 14

Explanation of Solution

The given compound is ethynylcyclohexane as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 1

Figure 1

It contains Csp-H and Csp≡Csp bonds. Hence, the major IR absorption peaksare observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Answer 15

Conclusion

The major IR absorption peaks are observed for Csp-H bond at 3300 cm−1 and Csp≡Csp bond at 2250 cm−1 respectively.

Answer 16

Expert Solution

Interpretation Introduction

(b)

Interpretation: The major IR absorptions present above 1500 cm−1 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 13.42P

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

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Conclusion

The major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H at 3600-3200 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 present above 1500 cm−1 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 13.42P

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

Answer 22

Explanation of Solution

The given compound is hexan-2-ol as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 2

Figure 2

It contains Csp3−H and O−H bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 cm−1 and O−H bond at 3600-3200 cm−1 respectively.

Answer 23

Conclusion

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

Answer 24

Expert Solution

Interpretation Introduction

(c)

Interpretation: The major IR absorptions present above 1500 cm−1 for a 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 13.42P

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

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

It contains Csp3−H and Csp2=O bonds. Hence, the major IR absorptions are observed for Csp3−H bond at 3000-2850 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 and Csp2=O bond at 1700 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 present above 1500 cm−1 for a 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 13.42P

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

Answer 30

Explanation of Solution

The given compound is hept-2-one as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 3

Figure 3

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

Answer 31

Conclusion

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

Answer 32

Expert Solution

Interpretation Introduction

(d)

Interpretation: The major IR absorptions are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group 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 are present above 1500 cm−1 for a 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 13.42P

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Answer 38

Explanation of Solution

The given compound is benzoic acid as shown below.

Organic Chemistry, Chapter 13, Problem 13.42P , additional homework tip 4

Figure 4

It contains, O−H, Csp2=Csp2, Csp2=O bonds. Hence, the major IR absorptions are observed for O-H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.

Answer 39

Conclusion

The major IR absorptions are observed for O−H bond of carboxylic group at 3400-2400 cm−1, Csp2=Csp2 bond at 1650-1550 cm−1 (aromatic) and Csp2=O bond of carboxylic group at 1700 cm−1 respectively.