a) CH 3 CO 2 Et + CH 3 CH 2 CO 2 Et Interpretation: The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given. Concept introduction: The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule. To give: The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Question

Macmillan Learning One of the molecules shown can be made using the Williamson ether synthesis. Identify the ether and draw the starting materials. А со C Strategy: Review the reagents, mechanism and steps of the Williamson ether synthesis. Determine which of the molecules can be made using the steps. Then analyze the two possible disconnection strategies and deduce the starting materials. Identify the superior route. Step 6: Put it all together. Complete the two-step synthesis by selecting the reagents and starting materials. C 1. 2. Answer Bank NaH NaOH NaOCH, снен, сен, он Сиси, Сне (СН), СОН (Сн, Св

Answer 1

Question

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

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Macmillan Learning One of the molecules shown can be made using the Williamson ether synthesis. Identify the ether and draw the starting materials. А со C Strategy: Review the reagents, mechanism and steps of the Williamson ether synthesis. Determine which of the molecules can be made using the steps. Then analyze the two possible disconnection strategies and deduce the starting materials. Identify the superior route. Step 6: Put it all together. Complete the two-step synthesis by selecting the reagents and starting materials. C 1. 2. Answer Bank NaH NaOH NaOCH, снен, сен, он Сиси, Сне (СН), СОН (Сн, Св

Write the systematic name of each organic molecule: structure CH3 O CH3-CH-CH-C-CH3 OH HV. CH3-C-CH-CH2-CH3 OH CH3 O HO—CH, CH–CH—C CH3 OH 오-오 name X G ☐

HI Organic Functional Groups Predicting the reactants or products of esterification What is the missing reactant in this organic reaction? HO OH H +回 + H₂O 60013 Naomi V Specifically, in the drawing area below draw the skeletal ("line") structure of R. If there is more than one reasonable answer, you can draw any one of them. If there is no reasonable answer, check the No answer box under the drawing area. No answer Click and drag to start drawing a structure. Explanation Check 1 2 #3 $ 4 2025 % ala5 'a :☐ G & 67 8 Ar K enter Accessible 9 Q W E R TY U 1 tab , S H J K

Answer 2

Question

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

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Answer 3

Question

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

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Answer 4

Question

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

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Answer 5

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

Answer 6

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Answer 7

Chapter 23.SE, Problem 58AP

Interpretation Introduction

a) CH₃CO₂Et + CH₃CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethylacetate and ethyl propionate undergo Claisen condensation reaction.

Answer 8

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Answer 9

Interpretation Introduction

b) C₆H₅CO₂Et + C₆H₅CH₂CO₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structure of the possible product, indicating predominant product if any, when ethylbenzoyate and ethylphenylacetate undergo Claisen condensation reaction.

Answer 10

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Answer 11

Interpretation Introduction

c) EtOCO₂Et + cyclohexanone

Interpretation:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when ethoxyethylformate and cyclohexanone undergo Claisen condensation reaction.

Answer 12

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

Answer 13

Interpretation Introduction

d) C₆H₅CHO + CH₃CH₂Et

Interpretation:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylformate undergo Claisen condensation reaction are to be given.

Concept introduction:

The Claisen condensation reaction involves a reversible condensation between two molecules of an ester that has α-hydrogen atoms in the presence of one equivalent of a base like sodium ethoxide. The product obtained is a β-keto ester. In the reaction an alcohol molecule is eliminated and the product has an acyl group of one of the reactant molecule attached to the α-carbon of the second molecule.

To give:

The structures of the possible products, indicating predominant product if any, when benzaldehyde and ethylacetate undergo Claisen condensation reaction.

Answer 14

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Ch. 23.1 - Prob. 1P Ch. 23.1 - Prob. 2P Ch. 23.3 - Prob. 3P Ch. 23.3 - Prob. 4P Ch. 23.4 - Prob. 5P Ch. 23.4 - 1-Butanol is prepared commercially by a route that...Ch. 23.4 - Prob. 7P Ch. 23.5 - Prob. 8P Ch. 23.6 - Prob. 9P Ch. 23.6 - What product would you Expect to obtain from base...

Solution Summary: The author explains the Claisen condensation reaction, which involves a reversible condensation between two molecules of an ester that has -hydrogen atoms.

Chapter 23 Solutions