Question 1

What is the final product of the following reaction sequence? Give structural details of all significant intermediates.

Accepted Answer

The answer of What is the final product of the...

Question 2

What final product is obtained when 2,8-nonanedione is treated with base,followed by reaction with sodium borohydride?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 3

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 4

Predict the major product from the following reaction:

Accepted Answer

The answer of Predict the major product from the following...

Question 5

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 6

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 7

What is the product of the reaction sequence:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 8

What would be the major product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 9

What is the product of the reaction sequence:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 10

What would be the major product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 11

What is the product of the Dieckmann-like condensation of this ketoester,

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 12

What would be the major product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 13

What would be the major product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 14

In the Claisen-Schmidt condensation of 1 mole of acetone with 2 moles of 4-methylbenzaldehyde draw the possible products that form.

Accepted Answer

The answer of In the Claisen-Schmidt condensation of 1 mole...

Question 15

The aldol condensation product formed from 3-pentanone in the presence of base has the IUPAC name:

Accepted Answer

A) 5-Ethyl-4-methyl-4-hepten-3-one 
B) 5-Ethyl-4-methyl-5-hepten-3-one 
C) 4-Methyl-4-nonen-3,7-dione 
D) 3-Ethyl-4-methyl-3-hepten-5-one 
E) 3-Ethyl-4-methyl-2-hepten-5-one 
A) 5-Ethyl-4-methyl-4-hepten-3-one 
B) 5-Ethyl-4-methyl-5-hepten-3-one 
C) 4-Methyl-4-nonen-3,7-dione 
D) 3-Ethyl-4-methyl-3-hepten-5-one 
E) 3-Ethyl-4-methyl-2-hepten-5-one

Question 16

The product(s)of the reaction of 2 mol of ethyl butanoate with sodium ethoxide is(are):

Accepted Answer

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

Question 17

Predict the product from the following sequence:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 18

What is the product of the Dieckmann condensation of this diester,

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 19

What is the final product of the following reaction sequence? Give structural details of all significant intermediates.

Accepted Answer

The answer of What is the final product of the...

Question 20

Consider the synthesis above in answering this question.What is compound A?

Accepted Answer

A) Butanone 
B) Butanal 
C) Propanal 
D) 1-Butanol 
E) 2-Methylpropanal 
A) Butanone 
B) Butanal 
C) Propanal 
D) 1-Butanol 
E) 2-Methylpropanal

Exam 19: Condensation and Conjugate Addition Reactions of Carbonyl Compounds

What is the final product of the following reaction sequence? Give structural details of all significant intermediates.

What final product is obtained when 2,8-nonanedione is treated with base,followed by reaction with sodium borohydride?

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

Predict the major product from the following reaction:

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

What starting compound(s)would you use in an aldol reaction to prepare as the major product:

What is the product of the reaction sequence:

What would be the major product of the following reaction?

What is the product of the reaction sequence:

What would be the major product of the following reaction?

What is the product of the Dieckmann-like condensation of this ketoester,

What would be the major product of the following reaction?

What would be the major product of the following reaction?

In the Claisen-Schmidt condensation of 1 mole of acetone with 2 moles of 4-methylbenzaldehyde draw the possible products that form.

The aldol condensation product formed from 3-pentanone in the presence of base has the IUPAC name:

The product(s)of the reaction of 2 mol of ethyl butanoate with sodium ethoxide is(are):

Predict the product from the following sequence:

What is the product of the Dieckmann condensation of this diester,

What is the final product of the following reaction sequence? Give structural details of all significant intermediates.

Consider the synthesis above in answering this question.What is compound A?

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