Question 1

Provide the structure of 3,3-dimethylheptanoic acid.

Accepted Answer

The answer of Provide the structure of 3,3-dimethylheptanoic acid....

Question 2

Propose a reasonable synthetic route to prepare butanal from butanoic acid.

Accepted Answer

1. LiAlH₄
2...

Question 3

Which of the following must be converted into a carboxylic acid through nitrile hydrolysis rather than through a Grignard synthesis with Mg/ether followed with dry CO2 and work-up with H3O+?

Accepted Answer

Question 4

Provide the structure of zinc undecanoate, a major component in several athlete's foot medications.

Accepted Answer

The answer of Provide the structure of zinc undecanoate, a...

Question 5

The methyl ester of a carboxylic acid can be synthesized directly using ________.

Accepted Answer

A)   SOCl2
B)   PCl5
C)   C2O2Cl2
D)   CH2N2
E)   CH3NH2F) C) and E)
G) All of the above

Question 6

The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a ________ group.

Accepted Answer

A)   carbamate
B)   carbonate
C)   urethane
D)   carboxyl
E)   carboxylateF) A) and D)
G) A) and E)

Question 7

Which of the following reagents can be used to convert a carboxylic acid directly into its corresponding acid chloride derivative?

Accepted Answer

A)   (COCl) 2
B)   HCl
C)   CH3Cl
D)   NaOCl
E)   CH3COClF) All of the above
G) C) and D)

Question 8

Lithium aluminum hydride reduces carboxylic acids to primary alcohols via what intermediate?

Accepted Answer

A)   a ketone
B)   a methyl ester
C)   an aldehyde
D)   a secondary alcohol
E)   an acid chlorideF) A) and B)
G) A) and C)

Question 9

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 10

Which of the following compounds is the strongest acid?

Accepted Answer

A)   p-nitrobenzoic acid
B)   p-bromobenzoic acid
C)   m-methylbenzoic acid
D)   m-methoxybenzoic acid
E)   waterF) A) and B)
G) A) and C)

Question 11

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 12

How does the O-H stretch in the IR spectrum of a carboxylic acid differ from the O-H stretch of an alcohol?

Accepted Answer

The O-H stretch of a...

Question 13

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 14

2-Phenylethanol yields what acid upon treatment with hot chromic acid or permanganate?

Accepted Answer

The answer of 2-Phenylethanol yields what acid upon treatment with...

Question 15

What is the common name for the following compound?

Accepted Answer

A)   γ-hydroxyvaleric acid
B)   γ-hydroxypentanoic acid
C)   γ-hydroxy-γ-methylbutyric acid
D)   δ-hydroxyvaleric acidE) B) and C)
F) All of the above

Question 16

Which of the following is the strongest acid?

Accepted Answer

A)   chloroacetic acid
B)   dichloroacetic acid
C)   trichloroacetic acid
D)   acetic acidE) C) and D)
F) All of the above

Question 17

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 18

Provide the major organic product of the following reaction.

Accepted Answer

The answer of Provide the major organic product of the...

Question 19

Provide a detailed, stepwise mechanism for the methylation of a carboxylic acid with diazomethane.

Accepted Answer

The answer of Provide a detailed, stepwise mechanism for the...

Question 20

Which of the following would be the preferred reagents used in the following synthesis? 3-THF 2. H3O+ B)  1. Mg/ether 2. dry CO2 3)  H3O+ C)  1. LiAlH4-THF 2. H3O+ D)  1. Hot KMnO4 2. H3O+ E)  1. LiAlH[O(CH3) 3]3-THF 2. H3O+" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   1. NaBH3-THF 2. H3O+
B)   1. Mg/ether 2. dry CO23)  H3O+
C)   1. LiAlH4-THF 2. H3O+
D)   1. Hot KMnO4 2. H3O+
E)   1. LiAlH[O(CH3) 3]3-THF 2. H3O+F) None of the above
G) D) and E)

Exam 20: Carboxylic Acids

Provide the major organic product of the reaction shown below.

Correct AnswerverifiedShow Answer

Lithium aluminum hydride reduces carboxylic acids to primary alcohols via what intermediate?

Correct AnswerverifiedShow Answer

What is the common name for the following compound?

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Which of the following reagents can be used to convert a carboxylic acid directly into its corresponding acid chloride derivative?

Correct AnswerverifiedShow Answer

Which of the following is the strongest acid?

Correct AnswerverifiedShow Answer

Provide the major organic product of the reaction shown below.

Correct AnswerverifiedShow Answer

Provide the major organic product of the reaction shown below.

Correct AnswerverifiedShow Answer

Which of the following must be converted into a carboxylic acid through nitrile hydrolysis rather than through a Grignard synthesis with Mg/ether followed with dry CO2 and work-up with H3O+?

Correct AnswerverifiedShow Answer

How does the O-H stretch in the IR spectrum of a carboxylic acid differ from the O-H stretch of an alcohol?

Correct AnswerverifiedThe O-H stretch of a...View AnswerShow Answer

Which of the following compounds is the strongest acid?

Correct AnswerverifiedShow Answer

2-Phenylethanol yields what acid upon treatment with hot chromic acid or permanganate?

Correct AnswerverifiedShow Answer

Provide the structure of 3,3-dimethylheptanoic acid.

Correct AnswerverifiedShow Answer

Which of the following would be the preferred reagents used in the following synthesis?

Correct AnswerverifiedShow Answer

Propose a reasonable synthetic route to prepare butanal from butanoic acid.

Correct Answerverified1. LiAlH42...View AnswerShow Answer

The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a ________ group.

Correct AnswerverifiedShow Answer

Provide the major organic product of the following reaction.

Correct AnswerverifiedShow Answer

Provide a detailed, stepwise mechanism for the methylation of a carboxylic acid with diazomethane.

Correct AnswerverifiedShow Answer

Provide the major organic product of the reaction shown below.

Correct AnswerverifiedShow Answer

Provide the structure of zinc undecanoate, a major component in several athlete's foot medications.

Correct AnswerverifiedShow Answer

The methyl ester of a carboxylic acid can be synthesized directly using ________.

Correct AnswerverifiedShow Answer

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Which of the following must be converted into a carboxylic acid through nitrile hydrolysis rather than through a Grignard synthesis with Mg/ether followed with dry CO₂ and work-up with H₃O⁺?

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The O-H stretch of a...
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1. LiAlH₄
2...
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