Question 1

Provide a structural representation of oxetane.

Accepted Answer

The answer of Provide a structural representation of oxetane....

Question 2

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 3

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 C

Question 4

Do you expect pyridine to undergo nucleophilic substitution reactions? If yes,on what position would the substitution occur? Give an example.

Accepted Answer

Pyridine is more reactive than

Question 5

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 6

Do you expect pyridine to undergo electrophilic substitution reactions? Give an example.

Accepted Answer

Pyridine is very unreactive towards elec

Question 7

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 8

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 9

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 10

When benzofuran is treated with acetic anhydride,the major organic product is

Accepted Answer

A) 2-acetylbenzofuran. 
B) 3-acetylbenzofuran. 
C) 4-acetylbenzofuran. 
D) 5-acetylbenzofuran. 
E) 7-acetylbenzofuran. 
A) 2-acetylbenzofuran. 
B) 3-acetylbenzofuran. 
C) 4-acetylbenzofuran. 
D) 5-acetylbenzofuran. 
E) 7-acetylbenzofuran.

Question 11

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 12

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 13

Which of the following amino acids contain a heterocyclic ring?

Accepted Answer

A) tryptophan 
B) proline 
C) histidine 
D) alanine 
E) tryptophan,proline and histidine 
A) tryptophan 
B) proline 
C) histidine 
D) alanine 
E) tryptophan,proline and histidine

Question 14

What is the systematic name of the following compound?

Accepted Answer

A) 1-azabicyclo[2.2.2]heptane 
B) 2-azatricyclo[2.2.2]heptane 
C) 2-azabicyclo[2.2.2]octane 
D) 2-azabicyclo[2.2.2]heptane 
E) 2-azabicyclo[2.2.0]octane 
A) 1-azabicyclo[2.2.2]heptane 
B) 2-azatricyclo[2.2.2]heptane 
C) 2-azabicyclo[2.2.2]octane 
D) 2-azabicyclo[2.2.2]heptane 
E) 2-azabicyclo[2.2.0]octane

Question 15

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 16

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 17

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 18

Which of the following is a tertiary amine?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) all of the above 
A) I 
B) II 
C) III 
D) IV 
E) all of the above

Question 19

Give the major product for the following reaction.

Accepted Answer

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

Question 20

Which of the following is the best method for preparing the following compound?

Accepted Answer

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

Exam 19: More About Amines - Reactions of Heterocylic Compounds

Provide a structural representation of oxetane.

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

What is the major product of the following reaction?

Do you expect pyridine to undergo nucleophilic substitution reactions? If yes,on what position would the substitution occur? Give an example.

What are the products of the following reaction?

Do you expect pyridine to undergo electrophilic substitution reactions? Give an example.

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

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

What is the systematic name for the following compound?

When benzofuran is treated with acetic anhydride,the major organic product is

What is the major product of the following reaction?

What is the major product of the following reaction?

Which of the following amino acids contain a heterocyclic ring?

What is the systematic name of the following compound?

Which of the following heterocyclics has the lowest pKa value?

What is the major product of the following reaction?

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

Which of the following is a tertiary amine?

Give the major product for the following reaction.

Which of the following is the best method for preparing the following compound?

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds: Nomenclature, physical Properties, and Structure

Isomers: the Arrangement of Atoms in Space

Alkenes: Structure,nomenclature,and an Introduction to Reactivity - Thermodynamics and Kinetics

The Reactions of Alkenes - the Stereochemistry of Addition Reactions

The Reactions of Alkynes - Introduction to Multistep Synthesis

Delocalized Electrons: Their Effect on Stability, pka, and the Products of a Reaction - Aromaticity and Electronic Effects: an Introduction to the Reactions of Benzene

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, ethers, epoxides, amines and Sulfur-Containing Compounds

Organometallic Compounds

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 Α-Carbon

Reactions of Benzene and Substituted Benzenes

The Organic Chemistry of Carbohydrates

Amino Acids,peptides,and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes, compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

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