The structure of β − D -talopyranose is to be drawn. Concept Introduction: The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Question

3. Predict the major product and give a mechanism for the following reactions: (CH3)3COH/H₂SO4 a) b) NC CH₂O c) LOCH, (CH3)3COH/H2SO4 H,SO -OH

Answer 1

Question

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

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3. Predict the major product and give a mechanism for the following reactions: (CH3)3COH/H₂SO4 a) b) NC CH₂O c) LOCH, (CH3)3COH/H2SO4 H,SO -OH

Indicate if the aldehyde shown reacts with the provided nucleophiles in acid or base conditions. a NaBH4 be Li eli -NH2 P(Ph3) f KCN g OH excess h CH3OH i NaCHCCH3

Predict the major products of the following organic reaction: + A ? Some important notes: • Draw the major product, or products, of the reaction in the drawing area below. • If there aren't any products, because no reaction will take place, check the box below the drawing area instead. • Be sure to use wedge and dash bonds when necessary, for example to distinguish between major products that are enantiomers. Explanation Check Click and drag to start drawing a structure. C © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Cente

Answer 2

Question

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

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Answer 3

Question

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

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Answer 4

Question

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

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Answer 5

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 6

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 7

Chapter 20, Problem 64P

a)

Interpretation Introduction

Interpretation:

The structure of β−D-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 8

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 9

b)

Interpretation Introduction

Interpretation:

The structure of α−D-idopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 10

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 11

c)

Interpretation Introduction

Interpretation:

The structure of α−D-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 12

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 13

d)

Interpretation Introduction

Interpretation:

The structure of β−D-psicofuranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 14

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 15

e)

Interpretation Introduction

Interpretation:

The structure of β−L-talopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 16

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 17

f)

Interpretation Introduction

Interpretation:

The structure of α−L-tagatopyranose is to be drawn.

Concept Introduction:

The structural representation of sugar molecule in cyclic form is known as Haworth projection. Sugar molecule that has six-membered-ring is known as pyranose and sugar molecule that has five-membered-ring is called furanose. A sugar molecule in which hydroxyl groups of first and sixth carbon atom are on the same side is known as α sugar, otherwise β sugar.

Answer 18

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Answer 29

Ch. 20.1 - Prob. 1P Ch. 20.2 - Prob. 2P Ch. 20.2 - Prob. 3P Ch. 20.3 - Prob. 4P Ch. 20.3 - Prob. 5P Ch. 20.3 - Prob. 6P Ch. 20.4 - Prob. 7P Ch. 20.4 - Prob. 8P Ch. 20.5 - Prob. 9P Ch. 20.5 - Prob. 10P

Solution Summary: The author explains the structural representation of sugar molecule in cyclic form, known as Haworth projection.

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