The Gabriel synthesis to prepare benzylamine. Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown. Concept introduction: The Gabriel synthesis is used for the preparation of primary amines . It is also called Gabriel phthalimide synthesis. In this synthesis N − alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

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Answer 1

Question

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

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Assign this HSQC Spectrum ( please editing clearly on the image)

(a 4 shows scanning electron microscope (SEM) images of extruded actions of packing bed for two capillary columns of different diameters, al 750 (bottom image) and b) 30-μm-i.d. Both columns are packed with the same stationary phase, spherical particles with 1-um diameter. A) When the columns were prepared, the figure shows that the column with the larger diameter has more packing irregularities. Explain this observation. B) Predict what affect this should have on band broadening and discuss your prediction using the van Deemter terms. C) Does this figure support your explanations in application question 33? Explain why or why not and make any changes in your answers in light of this figure. Figure 4 SEM images of sections of packed columns for a) 750 and b) 30-um-i.d. capillary columns.³

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Answer 2

Question

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

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Answer 3

Question

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

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Answer 4

Question

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

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Answer 5

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 6

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 7

Chapter 19.20A, Problem 19.29P

(a)

Interpretation Introduction

To show: The Gabriel synthesis to prepare benzylamine.

Interpretation: The Gabriel synthesis to prepare benzylamine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 8

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 9

(b)

Interpretation Introduction

To show: The Gabriel synthesis to prepare hexan-1-amine.

Interpretation: The Gabriel synthesis to prepare hexan-1-amine is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 10

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 11

(c)

Interpretation Introduction

To show: The Gabriel synthesis to prepare γ-aminobutyric acid.

Interpretation: The Gabriel synthesis to prepare γ-aminobutyric acid is to be shown.

Concept introduction: The Gabriel synthesis is used for the preparation of primary amines. It is also called Gabriel phthalimide synthesis. In this synthesis N− alkylated potassium or sodium salt of phthalimide is hydrolysed with alkalies. Suck alkaline hydrolysis results in corresponding primary amine.

Answer 12

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Answer 15

Ch. 19.2A - Prob. 19.1P Ch. 19.2B - Prob. 19.2P Ch. 19.2B - Give correct names for the following amines:Ch. 19.3 - Prob. 19.4P Ch. 19.4 - Prob. 19.5P Ch. 19.6 - Rank each set of compounds in order of increasing...Ch. 19.8A - Prob. 19.7P Ch. 19.8C - Prob. 19.8P Ch. 19.8C - Prob. 19.9P Ch. 19.8D - a. Show how fragmentation occurs to give the base...

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