(a) Interpretation: The relationship between and is to be stated. Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Question

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Answer 1

Question

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

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In the box below, specify which of the given compounds are very soluble in polar aprotic solvents. You may select more than one compound. Choose one or more: NaCl NH4Cl CH3CH2CH2CH2CH2CN CH3CH2OH hexan-2-one NaOH CH3SCH3

On the following structure, select all of the atoms that could ACCEPT a hydrogen bond. Ignore possible complications of aromaticity. When selecting be sure to click on the center of the atom.

Answer 2

Question

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

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Answer 3

Question

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

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Answer 4

Question

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

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Answer 5

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

Answer 6

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Conclusion

The compounds and are epimers.

Answer 7

Chapter 28, Problem 28.42P

Interpretation Introduction

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Answer 8

Expert Solution

Answer to Problem 28.42P

The compounds and are epimers.

Answer 9

Expert Solution

Answer 10

Expert Solution

Answer 11

Expert Solution

Answer 12

Explanation of Solution

The structures of compounds and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 7

Figure 1

In the given structures, the configuration at is different. Hence, the compounds and are epimers.

Answer 13

Conclusion

The compounds and are epimers.

Answer 14

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compound and are diastreomers but not epimers.

Answer 15

Interpretation Introduction

(b)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Answer 16

Expert Solution

Answer to Problem 28.42P

The compound and are diastreomers but not epimers.

Answer 17

Expert Solution

Answer 18

Expert Solution

Answer 19

Expert Solution

Answer 20

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 19

Figure 2

In the given structures, the compound is not mirror image of compound and the configuration of more than is different. Hence, the compound and are diastreomers but not epimers.

Answer 21

Conclusion

The compound and are diastreomers but not epimers.

Answer 22

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Conclusion

The compound and are enantiomers.

Answer 23

Interpretation Introduction

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Answer 24

Expert Solution

Answer to Problem 28.42P

The compound and are enantiomers.

Answer 25

Expert Solution

Answer 26

Expert Solution

Answer 27

Expert Solution

Answer 28

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 32

Figure 3

In the given structures, the compound is mirror image of compound . Hence, the compound and are enantiomers.

Answer 29

Conclusion

The compound and are enantiomers.

Answer 30

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Conclusion

The compound and are constitutional isomers.

Answer 31

Interpretation Introduction

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Answer 32

Expert Solution

Answer to Problem 28.42P

The compound and are constitutional isomers.

Answer 33

Expert Solution

Answer 34

Expert Solution

Answer 35

Expert Solution

Answer 36

Explanation of Solution

The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 45

Figure 4

In the given structures, the molecular formula of is same to the molecular formula of but the connectivity of substituents at is different. Hence, the compound and are constitutional isomers.

Answer 37

Conclusion

The compound and are constitutional isomers.

Answer 38

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Conclusion

The compounds and are diastreomers but not epimers.

Answer 39

Interpretation Introduction

(e)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre. The compounds which are neither mirror images nor supperimposable on each other are known as diastereomer.

Answer 40

Expert Solution

Answer to Problem 28.42P

The compounds and are diastreomers but not epimers.

Answer 41

Expert Solution

Answer 42

Expert Solution

Answer 43

Expert Solution

Answer 44

Explanation of Solution

The substituents on a carbon are present above the ring in Haworth projection indicates that these bonds are above the plane (i.e. either equatorial or axial position) in chair form. The structures of given compound and are,

PKG ORGANIC CHEMISTRY, Chapter 28, Problem 28.42P , additional homework tip 59

Figure 5

In the given structures, the configuration at is different which shows that the compound is not mirror image of compound and. Hence, the compound and are diastreomers but not epimers.

Answer 45

Conclusion

The compounds and are diastreomers but not epimers.

Answer 46

Ch. 28 - Prob. 28.1P Ch. 28 - Prob. 28.2P Ch. 28 - Label each stereogenic center as R or S. a. b. c....Ch. 28 - Convert the ball-and-stick model to a Fischer...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

(a) Interpretation: The relationship between and is to be stated. Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Solution Summary: The author explains that anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre.

Concept explainers

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Answer to Problem 28.42P

Explanation of Solution

Answer to Problem 28.42P

Explanation of Solution

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Answer to Problem 28.42P

Explanation of Solution

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Answer to Problem 28.42P

Explanation of Solution

Answer to Problem 28.42P

Explanation of Solution

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Chapter 28 Solutions

(a) Interpretation: The relationship between and is to be stated. Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Solution Summary: The author explains that anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre.

Concept explainers

(a) Interpretation: The relationship between and is to be stated. Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

Answer to Problem 28.42P

Explanation of Solution

Answer to Problem 28.42P

Explanation of Solution

(c) Interpretation: The relationship between and is to be stated. Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

Answer to Problem 28.42P

Explanation of Solution

(d) Interpretation: The relationship between and is to be stated. Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.

Answer to Problem 28.42P

Explanation of Solution

Answer to Problem 28.42P

Explanation of Solution

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Chapter 28 Solutions

(a)

Interpretation: The relationship between and is to be stated.

Concept introduction: The anomers are cyclic monosaccharides, which differ in configuration at one stereogenic centre. These carbon atoms are called anomeric centre.

(c)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which are mirror images as well as non-supperimposable on each other. These compounds are known as enantiomers.

(d)

Interpretation: The relationship between and is to be stated.

Concept introduction: The compounds which have same molecular formula but differ in connectivity of the substituents. These compounds are known as constitutional isomers.