The structure of the given sugar β -D-galactopyranose is to be drawn by using Haworth projections. Concept Introduction: Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words, “A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Question

22.22 For each compound, indicate which group on the ring is more strongly activating and then draw a structural formula of the major product formed by nitration of the compound. Br CHO (a) CH3 (b) (c) CHO CH3 SO₂H (d) ☑ OCHS NO₂ (e) (f) CO₂H NHCOCH3 NHCOCH, (h) CHS 22.23 The following molecules each contain two aromatic rings. (b) 000-100- H3C (a) (c) Which ring in each undergoes electrophilic aromatic substitution more readily? Draw the major product formed on nitration.

Answer 1

Question

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

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22.22 For each compound, indicate which group on the ring is more strongly activating and then draw a structural formula of the major product formed by nitration of the compound. Br CHO (a) CH3 (b) (c) CHO CH3 SO₂H (d) ☑ OCHS NO₂ (e) (f) CO₂H NHCOCH3 NHCOCH, (h) CHS 22.23 The following molecules each contain two aromatic rings. (b) 000-100- H3C (a) (c) Which ring in each undergoes electrophilic aromatic substitution more readily? Draw the major product formed on nitration.

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Show how to convert ethyl benzene to (a) 2,5-dichlorobenzoic acid and (b) 2,4-dichlorobenzoic acid.

Answer 2

Question

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

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Answer 3

Question

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

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Answer 4

Question

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

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Answer 5

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 6

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 7

Chapter 21.10, Problem 20P

a)

Interpretation Introduction

Interpretation:

The structure of the given sugar β-D-galactopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 8

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 9

b)

Interpretation Introduction

Interpretation:

The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 10

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 11

c)

Interpretation Introduction

Interpretation: The structure of the given sugar α-D-tagatopyranose is to be drawn by using Haworth projections.

Concept Introduction:

Haworth projections are used to represent the cyclic structures of the monosaccharides. In other words,

“A common way of writing a structural formula to represent the cyclic structure of monosaccharide with a simple three-dimensional perspective is called Haworth projection”.

Answer 12

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Ch. 21.1 - Prob. 1P Ch. 21.2 - Prob. 2P Ch. 21.2 - Prob. 3P Ch. 21.3 - Prob. 4P Ch. 21.3 - Prob. 5P Ch. 21.3 - Prob. 6P Ch. 21.4 - Prob. 7P Ch. 21.4 - Prob. 8P Ch. 21.5 - Prob. 9P Ch. 21.5 - Prob. 10P

Solution Summary: The author explains that Haworth projections are used to represent the cyclic structures of the monosaccharides.

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