Question 1

Using the acetoacetic ester synthesis,to produce 5-methyl-2-heptanone,the alkyl halide that should be used is:

Accepted Answer

A)  1-bromo-2-methylpentane
B)  1-bromo-2-methylnonane
C)  1-bromo-2-methylbutane
D)  1-bromo-2-methyldecane
E)  1-bromo-5-methylheptaneF) B) and D)
G) A) and E)

Question 2

Explain how to use an alkylation reaction to produce:  from  Atoms other than carbon and hydrogen are labeled.

Accepted Answer

Treatment of 3-methylbutanenit...

Question 3

Exhibit 22-3
Consider the reaction below to answer the following question(s). 
-Refer to Exhibit 22-3.The weakest acid in the reaction is:

Accepted Answer

The answer of Exhibit 22-3
Consider the reaction below to answer...

Question 4

Which of the following is not correct?

Accepted Answer

A)  Tautomers are constitutional isomers.
B)  Tautomers rapidly interconvert.
C)  The enol form is generally more stable.
D)  Tautomerization is catalyzed by both acids and bases.
E)  All of the above are correct with respect to tautomers.F) A) and E)
G) A) and D)

Question 5

Explain why the following reaction does not occur to any significant extent respect when the reactant is treated with bromine in the presence of acetic acid.Atoms other than carbon and hydrogen are labeled.
​
​   Reactant Product

Accepted Answer

Carboxylic acids,like esters a...

Question 6

Exhibit 22-4
Consider the reaction sequence below to answer the following question(s) : 
-Refer to Exhibit 22-4.Compound X,diethyl propanedioate,is more commonly known as _____.

Accepted Answer

A)  ethyl acetoacetate
B)  acetoacetic ester
C)  oxalic ester
D)  malonic esterE) A) and C)
F) B) and C)

Question 7

​Draw the general mechanism of the α-substitution reaction between acetone and the electrophilic methyl group.

Accepted Answer

The answer of ​Draw the general mechanism of the α-substitution...

Question 8

​Draw the mechanism of the acid-catalyzed chlorination of acetophenone in the presence of a base.

Accepted Answer

The answer of ​Draw the mechanism of the acid-catalyzed chlorination...

Question 9

Exhibit 22-1
Refer to the compounds below to answer the following question(s): 
-Refer to Exhibit 22-1.Indicate all the acidic hydrogens in Compounds I through IV.

Accepted Answer

Acidic hyd...

Question 10

​Draw the mechanism of enol formation from acetone in a reaction catalyzed by hydrochloric acid.

Accepted Answer

The answer of ​Draw the mechanism of enol formation from...

Question 11

Exhibit 22-3
Consider the reaction below to answer the following question(s). 
-Refer to Exhibit 22-3.The enolate ion in the reaction is:

Accepted Answer

The answer of Exhibit 22-3
Consider the reaction below to answer...

Question 12

The following substance is produced using acetoacetic ester synthesis.Atoms other than carbon and hydrogen are labeled. -1 B) 2500 - 3100 cm-1 C) 1670 - 1780 cm-1 D) 500 - 600 cm-1 E) either c or d" class="answers-bank-image d-inline" rel="preload" > Which of the following regions of an IR spectrum could be used to monitor the progress of the reaction?

Accepted Answer

A)  2850 - 29060 cm-1
B)  2500 - 3100 cm-1
C)  1670 - 1780 cm-1
D)  500 - 600 cm-1
E)  either c or dF) A) and E)
G) C) and D)

Question 13

Exhibit 22-6
Consider the reaction below to answer the following question(s): 
-Refer to Exhibit 22-6.Explain the product ratio in this reaction.

Accepted Answer

Lithium diisoproylamide is a sterically ...

Exam 22: Carbonyl Alpha-Substitution Reactions

Exhibit 22-3 Consider the reaction below to answer the following question(s). -Refer to Exhibit 22-3.The enolate ion in the reaction is:

Correct Answer
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Exhibit 22-4 Consider the reaction sequence below to answer the following question(s) : -Refer to Exhibit 22-4.Compound X,diethyl propanedioate,is more commonly known as _____.

Correct Answer
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Draw the mechanism of the acid-catalyzed chlorination of acetophenone in the presence of a base.

Correct Answer
verified

Draw the mechanism of enol formation from acetone in a reaction catalyzed by hydrochloric acid.

Correct Answer
verified

Using the acetoacetic ester synthesis,to produce 5-methyl-2-heptanone,the alkyl halide that should be used is:

Correct Answer
verified

Explain how to use an alkylation reaction to produce: from Atoms other than carbon and hydrogen are labeled.

Correct Answer
verified
Treatment of 3-methylbutanenit...
View Answer

The following substance is produced using acetoacetic ester synthesis.Atoms other than carbon and hydrogen are labeled. Which of the following regions of an IR spectrum could be used to monitor the progress of the reaction?

Correct Answer
verified

Exhibit 22-6 Consider the reaction below to answer the following question(s): -Refer to Exhibit 22-6.Explain the product ratio in this reaction.

Correct Answer
verified
Lithium diisoproylamide is a sterically ...
View Answer

Explain why the following reaction does not occur to any significant extent respect when the reactant is treated with bromine in the presence of acetic acid.Atoms other than carbon and hydrogen are labeled. Reactant Product

Correct Answer
verified
Carboxylic acids,like esters a...
View Answer

Which of the following is not correct?

Correct Answer
verified

Exhibit 22-3 Consider the reaction below to answer the following question(s). -Refer to Exhibit 22-3.The weakest acid in the reaction is:

Correct Answer
verified

Exhibit 22-1 Refer to the compounds below to answer the following question(s): -Refer to Exhibit 22-1.Indicate all the acidic hydrogens in Compounds I through IV.

Correct Answer
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Acidic hyd...
View Answer

Draw the general mechanism of the α-substitution reaction between acetone and the electrophilic methyl group.

Correct Answer
verified

Exam 22: Carbonyl Alpha-Substitution Reactions

Exhibit 22-3 Consider the reaction below to answer the following question(s). -Refer to Exhibit 22-3.The enolate ion in the reaction is:

Correct AnswerverifiedShow Answer

Exhibit 22-4 Consider the reaction sequence below to answer the following question(s) : -Refer to Exhibit 22-4.Compound X,diethyl propanedioate,is more commonly known as _____.

Correct AnswerverifiedShow Answer

​Draw the mechanism of the acid-catalyzed chlorination of acetophenone in the presence of a base.

Correct AnswerverifiedShow Answer

​Draw the mechanism of enol formation from acetone in a reaction catalyzed by hydrochloric acid.

Correct AnswerverifiedShow Answer

Using the acetoacetic ester synthesis,to produce 5-methyl-2-heptanone,the alkyl halide that should be used is:

Correct AnswerverifiedShow Answer

Explain how to use an alkylation reaction to produce: from Atoms other than carbon and hydrogen are labeled.

Correct AnswerverifiedTreatment of 3-methylbutanenit...View AnswerShow Answer

The following substance is produced using acetoacetic ester synthesis.Atoms other than carbon and hydrogen are labeled. Which of the following regions of an IR spectrum could be used to monitor the progress of the reaction?

Correct AnswerverifiedShow Answer

Exhibit 22-6 Consider the reaction below to answer the following question(s): -Refer to Exhibit 22-6.Explain the product ratio in this reaction.

Correct AnswerverifiedLithium diisoproylamide is a sterically ...View AnswerShow Answer

Explain why the following reaction does not occur to any significant extent respect when the reactant is treated with bromine in the presence of acetic acid.Atoms other than carbon and hydrogen are labeled. ​ ​ Reactant Product

Correct AnswerverifiedCarboxylic acids,like esters a...View AnswerShow Answer

Which of the following is not correct?

Correct AnswerverifiedShow Answer

Exhibit 22-3 Consider the reaction below to answer the following question(s). -Refer to Exhibit 22-3.The weakest acid in the reaction is:

Correct AnswerverifiedShow Answer

Exhibit 22-1 Refer to the compounds below to answer the following question(s): -Refer to Exhibit 22-1.Indicate all the acidic hydrogens in Compounds I through IV.

Correct AnswerverifiedAcidic hyd...View AnswerShow Answer

​Draw the general mechanism of the α-substitution reaction between acetone and the electrophilic methyl group.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Draw the mechanism of the acid-catalyzed chlorination of acetophenone in the presence of a base.

Correct Answer
verified

Draw the mechanism of enol formation from acetone in a reaction catalyzed by hydrochloric acid.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Treatment of 3-methylbutanenit...
View Answer

Correct Answer
verified

Correct Answer
verified
Lithium diisoproylamide is a sterically ...
View Answer

Explain why the following reaction does not occur to any significant extent respect when the reactant is treated with bromine in the presence of acetic acid.Atoms other than carbon and hydrogen are labeled. Reactant Product

Correct Answer
verified
Carboxylic acids,like esters a...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Acidic hyd...
View Answer

Draw the general mechanism of the α-substitution reaction between acetone and the electrophilic methyl group.

Correct Answer
verified