Question 1

What is 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 2

Provide an acceptable name for the compound shown below.

Accepted Answer

The answer of Provide an acceptable name for the compound...

Question 3

Give the major product for the following reaction.

Accepted Answer

The answer of Give the major product for the following...

Question 4

Draw the structure of the aziridinium ion and explain why its pKa is lower than a typical secondary ammonium ion.

Accepted Answer

In the aziridinium ion, the C-N-C intern

Question 5

Provide the major organic product of the reaction shown.

Accepted Answer

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

Question 6

Which of the following chloropyridines readily undergo nucleophilic substitution upon treatment with NaCN?

Accepted Answer

A) 2-chloropyridine 
B) 3-chloropyridine 
C) 4-chloropyridine 
D) both A and B 
E) both A and C 
A) 2-chloropyridine 
B) 3-chloropyridine 
C) 4-chloropyridine 
D) both A and B 
E) both A and C

Question 7

Propose a plausible mechanism for the following reaction.

Accepted Answer

The answer of Propose a plausible mechanism for the following...

Question 8

Provide the structure of thymine; How is it used by organisms?

Accepted Answer

Thymine is incorpora

Question 9

What is the 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 10

What is the systematic name for the following compound?

Accepted Answer

A) aziridine 
B) oxetane 
C) oxirane 
D) azetidine 
E) thiirane 
A) aziridine 
B) oxetane 
C) oxirane 
D) azetidine 
E) thiirane

Question 11

What is the major organic product of the following reaction?

Accepted Answer

A) 4-ethyl-2,3-dimethylpyridine 
B) 5-ethyl-2,3-dimethylpyridine 
C) 6-ethyl-2,3-dimethylpyridine 
D) 2-methyl-3-propylpyridine 
E) 3-methyl-2-propylpyridine 
A) 4-ethyl-2,3-dimethylpyridine 
B) 5-ethyl-2,3-dimethylpyridine 
C) 6-ethyl-2,3-dimethylpyridine 
D) 2-methyl-3-propylpyridine 
E) 3-methyl-2-propylpyridine

Question 12

What is the major alkene formed in the following Hofmann elimination?

Accepted Answer

A) CH3CH   CH2 
B)    
C) CH3CH2CH   CH2 
D)    
E)    
A) CH3CH   CH2 
B)    
C) CH3CH2CH   CH2 
D)    
E)

Question 13

Which of the following heterocyclics has the lowest pKa value?

Accepted Answer

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

Question 14

Give all organic products for the following reaction. Label the major and minor products.

Accepted Answer

The answer of Give all organic products for the following...

Question 15

Provide the structure of the major organic product in the reaction below.

Accepted Answer

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

Question 16

What are the products of the following reaction?

Accepted Answer

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

Question 17

Imidazole boils at 257 °C, while the boiling point of N-methylimidazole is 199 °C. Explain the difference in their boiling points.

Accepted Answer

Imidazole exhibits hydrogen bo

Question 18

Name the following compound.

Accepted Answer

A) 1-methyl-N-propyl-1-propananmine 
B) N-propyl-2-butanamine 
C) 3-methyl-4-heptanamine 
D) 1-ethyl-N-propyl-1-ethanamine 
E) 1'-methylpropyl-1-propanamine 
A) 1-methyl-N-propyl-1-propananmine 
B) N-propyl-2-butanamine 
C) 3-methyl-4-heptanamine 
D) 1-ethyl-N-propyl-1-ethanamine 
E) 1'-methylpropyl-1-propanamine

Question 19

Provide the major organic product(s)of the reaction below.

Accepted Answer

The answer of Provide the major organic product(s)of the reaction...

Question 20

What is the major alkene produced in the following Cope elimination?

Accepted Answer

A) CH2     CH2 
B) CH3CH   CH2 
C) CH3CH2N   CH2 
D) CH3CH2N   O 
E) CH3CH2CH2N   O 
A) CH2     CH2 
B) CH3CH   CH2 
C) CH3CH2N   CH2 
D) CH3CH2N   O 
E) CH3CH2CH2N   O

Exam 20: More About Amines Heterocylic Compounds

What is the major product of the following reaction?

Provide an acceptable name for the compound shown below.

Give the major product for the following reaction.

Draw the structure of the aziridinium ion and explain why its pKa is lower than a typical secondary ammonium ion.

Provide the major organic product of the reaction shown.

Which of the following chloropyridines readily undergo nucleophilic substitution upon treatment with NaCN?

Propose a plausible mechanism for the following reaction.

Provide the structure of thymine; How is it used by organisms?

What is the product of the following reaction?

What is the systematic name for the following compound?

What is the major organic product of the following reaction?

What is the major alkene formed in the following Hofmann elimination?

Which of the following heterocyclics has the lowest pKa value?

Give all organic products for the following reaction. Label the major and minor products.

Provide the structure of the major organic product in the reaction below.

What are the products of the following reaction?

Imidazole boils at 257 °C, while the boiling point of N-methylimidazole is 199 °C. Explain the difference in their boiling points.

Name the following compound.

Provide the major organic product(s)of the reaction below.

What is the major alkene produced in the following Cope elimination?

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds

Isomers: the Arrangement of Atoms in Space

Alkenes Thermodynamics and Kinetics

Reactions of Alkenes

Reactions of Alkynes Introduction to Multistep Synthesis

Electron Delocalization, Resonance, and Aromaticity More About Molecular Orbital Theory

Substitution Reactions of Alkyl Halides

Elimination Reactions of Alkyl Halides Competition Between Substitution and Elimination

Reactions of Alcohols, Ethers, Epoxides, and Sulfur-Containing Compounds

Organometallic Compounds

Reactions of Alkanes, Radicals

Mass Spectrometry, Infrared Spectroscopy, and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones

Reactions at the Alpha Carbon of Carbonyl Compounds

Reactions of Benzene and Substituted Benzenes

Carbohydrates

Amino Acids, Peptides, and Proteins

Catalysis

The Organic Mechanisms of the Coenzymes

The Chemistry of Metabolism

Nucleosides, Nucleotides, and Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

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