Question 1

Choose the reagent(s)that would bring about the following reaction: CH3CH2CH2COCl --$\rightarrow$CH3CH2CH2CHO

Accepted Answer

A)  H2/Ni 
B)  Li/liq NH3 
C)  LiAl(OC(CH3)3)3H 
D)  NaBH4,CH3OH 
E)  LiAlH4,ether 
A)  H2/Ni 
B)  Li/liq NH3 
C)  LiAl(OC(CH3)3)3H 
D)  NaBH4,CH3OH 
E)  LiAlH4,ether C

Question 2

Which of these compounds could not be formed by nucleophilic attack by an appropriate reagent on acetyl chloride?

Accepted Answer

A)  CH3CONH2 
B)  CH3CO2CH2CH3 
C)  ClCH2COCl 
D)  CH3CO2H 
E)  (CH3CO)2O 
A)  CH3CONH2 
B)  CH3CO2CH2CH3 
C)  ClCH2COCl 
D)  CH3CO2H 
E)  (CH3CO)2O C

Question 3

Which of the following would be the strongest acid?

Accepted Answer

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

Question 4

What would be the final organic 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 5

Suggest a suitable synthetic strategy for the transformation of 3-methyl-1-pentanol into propyl 3-methylpentanoate

Accepted Answer

The answer of Suggest a suitable synthetic strategy for the...

Question 6

What would be the final product of this 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 7

What would be the final organic product of the following reaction?

Accepted Answer

A)  C6H5CH2CH2CO2H 
B)  C6H5CH2CH2NH2  
C)  C6H5CH2CH(CH3)CN 
D)  C6H5CH2CH=NH 
E)  C6H5CH2NH2 
A)  C6H5CH2CH2CO2H 
B)  C6H5CH2CH2NH2  
C)  C6H5CH2CH(CH3)CN 
D)  C6H5CH2CH=NH 
E)  C6H5CH2NH2

Question 8

Complete the following reaction sequence,giving details of all significant intermediates.

Accepted Answer

The answer of Complete the following reaction sequence,giving details of...

Question 9

The correct structure for ethyl 3-methylbutanoate is:

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 final product?

Accepted Answer

A)  C6H5CH2CO2CH3 
B)  C6H5CH2CH2NHCH3 
C)  C6H5CH2COCH3 
D)  C6H5CH2CH(CH3)CN 
E)  C6H5CH2CH=NCH3 
A)  C6H5CH2CO2CH3 
B)  C6H5CH2CH2NHCH3 
C)  C6H5CH2COCH3 
D)  C6H5CH2CH(CH3)CN 
E)  C6H5CH2CH=NCH3

Question 11

Which reagent would best serve as a basis for a simple chemical test to distinguish between CH3CH2COOH and CH3COOCH3?

Accepted Answer

A)  Concd H2SO4 
B)  Br2/CCl4 
C)  CrO3/H2SO4 
D)  NaHCO3/H2O 
E)  KMnO4/H2O 
A)  Concd H2SO4 
B)  Br2/CCl4 
C)  CrO3/H2SO4 
D)  NaHCO3/H2O 
E)  KMnO4/H2O

Question 12

The presence of electron-withdrawing substituents close to the carboxylic acid functional group will ___________ the acidity of the molecule by _________.

Accepted Answer

The answer of The presence of electron-withdrawing substituents close to...

Question 13

What would be the final product,F,of the following sequence of reactions?

Accepted Answer

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

Question 14

Identify the product(s)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 15

Which of these combinations will not produce benzoic acid?

Accepted Answer

A)  C6H5CH2OH + KMnO4/OH - /H2O,heat;then H3O+ 
B)  C6H5CH3 + KMnO4/OH - /H2O,heat;then H3O+ 
C)  C6H6 + CO2,high pressure 
D)  C6H5COCH3 + Cl2/OH - /H2O;then H3O+ 
E)  C6H5COCl + OH - /H2O;then H3O+ 
A)  C6H5CH2OH + KMnO4/OH - /H2O,heat;then H3O+ 
B)  C6H5CH3 + KMnO4/OH - /H2O,heat;then H3O+ 
C)  C6H6 + CO2,high pressure 
D)  C6H5COCH3 + Cl2/OH - /H2O;then H3O+ 
E)  C6H5COCl + OH - /H2O;then H3O+

Question 16

What would be the final organic product of the following reaction?

Accepted Answer

A)  C6H5CO2H 
B)  C6H5CH2CH2NCH3  
C)  C6H5CH2CH2CN 
D)  C6H5CH=NCH3 
E)  C6H5CH2NCH3 
A)  C6H5CO2H 
B)  C6H5CH2CH2NCH3  
C)  C6H5CH2CH2CN 
D)  C6H5CH=NCH3 
E)  C6H5CH2NCH3

Question 17

In which of the following sequences are the compounds listed in order of increasing acidity?

Accepted Answer

A)  NH3 3CH2OH 2O 3COOH 
B)  CH3CH2OH 3 2O 3COOH 
C)  CH3COOH 3CH2OH 2O 3 2O 3COOH 3CH2OH 3 
E)  NH3 2O 3COOH 3CH2OH 
A)  NH3 3CH2OH 2O 3COOH 
B)  CH3CH2OH 3 2O 3COOH 
C)  CH3COOH 3CH2OH 2O 3 2O 3COOH 3CH2OH 3 
E)  NH3 2O 3COOH 3CH2OH

Question 18

Identify the product(s)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 19

What would be the final product?

Accepted Answer

A)  C6H5CH2CO2CH3 
B)  C6H5CH2CH2NHCH3 
C)  C6H5CH2COCH3 
D)  C6H5CH2CH(CH3)CN 
E)  C6H5CH2CH=NCH3 
A)  C6H5CH2CO2CH3 
B)  C6H5CH2CH2NHCH3 
C)  C6H5CH2COCH3 
D)  C6H5CH2CH(CH3)CN 
E)  C6H5CH2CH=NCH3

Question 20

Which of the following would be the strongest acid?

Accepted Answer

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

Exam 17: Aldehydes and Ketones Ii Aldol Reactions

Choose the reagent(s)that would bring about the following reaction: CH3CH2CH2COCl -- →\rightarrow→ CH3CH2CH2CHO

Which of these compounds could not be formed by nucleophilic attack by an appropriate reagent on acetyl chloride?

Which of the following would be the strongest acid?

What would be the final organic product of the following reaction?

Suggest a suitable synthetic strategy for the transformation of 3-methyl-1-pentanol into propyl 3-methylpentanoate

What would be the final product of this reaction sequence?

What would be the final organic product of the following reaction?

Complete the following reaction sequence,giving details of all significant intermediates.

The correct structure for ethyl 3-methylbutanoate is:

What would be the final product?

Which reagent would best serve as a basis for a simple chemical test to distinguish between CH3CH2COOH and CH3COOCH3?

The presence of electron-withdrawing substituents close to the carboxylic acid functional group will ___________ the acidity of the molecule by _________.

What would be the final product,F,of the following sequence of reactions?

Identify the product(s)of the following reaction.

Which of these combinations will not produce benzoic acid?

What would be the final organic product of the following reaction?

In which of the following sequences are the compounds listed in order of increasing acidity?

Identify the product(s)of the following reaction.

What would be the final product?

Which of the following would be the strongest acid?

Carbon Compounds and Chemical Bonds

Representative Carbon Compounds: Functional Groups, Intermolecular Forces, and Infrared Ir Spectroscopy

An Introduction to Organic Reactions: Acids and Bases

Alkanes: Nomenclature, Conformational Analysis, and an Introduction to Synthesis

Stereochemistry: Chiral Molecules

Ionic Reactions - Nucleophilic Substitution and Elimination Reactions of Alkyl Halides

Alkenes and Alkynes I: Properties and Synthesis, Elimination Reactions of Alkyl Halides

Alkenes and Alkynes Ii: Addition Reactions

Nuclear Magnetic Resonance and Mass Spectrometry: Tools for Structure Determination

Radical Reactions

Alcohols and Ethers

Alcohols From Carbonyl Compounds Oxidation-Reduction and Organometallic Compounds

Conjugated Unsaturated Systems

Aromatic Compounds

Reactions of Aromatic Compounds

Aldehydes and Ketones I Nucleophilic Addition to the Carbonyl Group

Carboxylic Acids and Their Derivatives Nucleophilic Addition - Elimination at the Acyl Carbon

Synthesis and Reactions of Beta-Dicarbonyl Compounds: More Chemistry of Enolate Ions

Amines

Phenols and Aryl Halides: Nucleophilic Aromatic Substitution

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Filters

Choose the reagent(s)that would bring about the following reaction: CH₃CH₂CH₂COCl -- $\rightarrow$ CH₃CH₂CH₂CHO

Which reagent would best serve as a basis for a simple chemical test to distinguish between CH₃CH₂COOH and CH₃COOCH₃?

The presence of electron-withdrawing substituents close to the carboxylic acid functional group will ___ the acidity of the molecule by _.