Deck 17: Aldehydes and Ketones: Nucleophilic Addition to the Carbonyl Group

Question 1

What is the name of the following compound?

A) 3-tert-butylheptanal
B) 2-isopropylheptanal
C) 3-isopropylheptanal
D) 3-butyl-4-methylpentanal

Answer 1

3-isopropylheptanal

Question 2

Which of the following is a hemiacetal?

A) A
B) B
C) C
D) D

Answer 2

B

Question 3

Which of the following has the largest $K_{\mathrm{eq}}$ for the formation of the hydrate (as shown below)?

A) A
B) B
C) C
D) D

Answer 3

D

Question 4

Which one of the following works best as the reaction steps to carry out the conversion below?

A) A
B) B
C) C
D) D

Question 5

What is the product of the following reaction?

A) 3-methylpentane
B) 3-methyl-2-pentanol
C) 3-methyl-2-pentene
D) 3-methyl-1-pentyne

Question 6

What is the product of the reaction below?

A) A
B) B
C) C
D) D

Question 7

The compound shown below is the hemiacetal formed between

A) propanal and 2-propanol.
B) 2-methylpropanal and ethanol.
C) acetone and 1-propanol.
D) ethanal and 2-methyl-1-propanol.

Question 8

Identify the products of the hydrolysis of the following compound.

A) A
B) B
C) C
D) D

Question 9

What is the product of the reaction shown?

A) A
B) B
C) C
D) D

Question 10

What are the products of the following reaction?

A) cyclohexanone and ethanol
B) cyclohexanone and ethanal
C) 1,2-cyclohexanediol and ethanal
D) 1,2-cyclohexanediol and ethanol

Question 11

Which of the following reacts with $\left(\mathrm{CH}_{3} \mathrm{CH}_{2}\right)_{2} \mathrm{NH}$ to give the compound shown below?
$\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}=\mathrm{CHN}\left(\mathrm{CH}_{2} \mathrm{CH}_{3}\right)_{2}$

A) A
B) B
C) C
D) D

Question 12

What is the product of the following reaction sequence?

A) A
B) B
C) C
D) D

Question 13

Baeyer-Villiger oxidation reactions can use peroxycarboxylic acids to convert ketones to

A) carboxylic acids.
B) esters.
C) epoxides.
D) $\alpha$ -hydroxy ketones.

Question 14

What is the product of the reaction sequence below?

A) 2-methyl-1-hexene
B) 2,3-dimethyl-2-pentene
C) 2-methyl-2-hexene
D) 3-methyl-1-hexene

Question 15

Which structure is consistent with this ${ }^{1} \mathrm{H}$ NMR spectrum?

A)

B)

C)

D)