Question 1

Give the major product for the following reaction.

Accepted Answer

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

Question 2

Which of the following compounds does not have an alpha hydrogen?

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 3

Identify the major organic product of the following sequence.

Accepted Answer

A) 3-bromocyclohexanone 
B) 4-bromocyclohexanone 
C) 3-hydroxycyclohexanone 
D) 4-hydroxycyclohexanone 
E) 2-cyclohexenone 
A) 3-bromocyclohexanone 
B) 4-bromocyclohexanone 
C) 3-hydroxycyclohexanone 
D) 4-hydroxycyclohexanone 
E) 2-cyclohexenone

Question 4

Show how the compound below could be prepared by a synthetic route that uses a Claisen condensation.

Accepted Answer

The answer of Show how the compound below could be...

Question 5

Which of the following compounds will react with methyl vinyl ketone in a Robinson annulation to generate the cyclic enone below?

Accepted Answer

A) 1-pentene 
B) cyclohexanone 
C) 2-pentanone 
D) pentanal 
E) none of the above 
A) 1-pentene 
B) cyclohexanone 
C) 2-pentanone 
D) pentanal 
E) none of the above

Question 6

Which of the following molecules can generate two types of enolates?

Accepted Answer

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

Question 7

Which of the following is the most stable enol form of 1,3-cyclohexanedione?

Accepted Answer

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

Question 8

Which of the following underlined alpha hydrogens are the most acidic?

Accepted Answer

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

Question 9

Propose a stepwise mechanism that would explain the following conversion.

Accepted Answer

The answer of Propose a stepwise mechanism that would explain...

Question 10

Fill in the empty boxes.

Accepted Answer

The answer of Fill in the empty boxes.  ...

Question 11

Which of the following keto-enol tautomers is more stable? Explain.

Accepted Answer

The enol form is more stable t

Question 12

Give the major product for the following reaction.

Accepted Answer

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

Question 13

Give the major product of the following reaction.

Accepted Answer

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

Question 14

What is the major product of the following condensation?

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 the labeled hydrogen atoms in the following structure is the most acidic?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 16

What is the major 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 17

What is the major organic product of the following addition?

Accepted Answer

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

Question 18

Give the major product for the following reaction.

Accepted Answer

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

Question 19

Which compound's α H is the least acidic?

Accepted Answer

A) nitroethane 
B) propanenitrile 
C) N,N-dimethylacetamide 
D) propanal 
E) acetone 
A) nitroethane 
B) propanenitrile 
C) N,N-dimethylacetamide 
D) propanal 
E) acetone

Question 20

Give the major product for the following reaction.

Accepted Answer

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

Exam 17: Reactions at the Α-Carbon

Give the major product for the following reaction.

Which of the following compounds does not have an alpha hydrogen?

Identify the major organic product of the following sequence.

Show how the compound below could be prepared by a synthetic route that uses a Claisen condensation.

Which of the following compounds will react with methyl vinyl ketone in a Robinson annulation to generate the cyclic enone below?

Which of the following molecules can generate two types of enolates?

Which of the following is the most stable enol form of 1,3-cyclohexanedione?

Which of the following underlined alpha hydrogens are the most acidic?

Propose a stepwise mechanism that would explain the following conversion.

Fill in the empty boxes.

Which of the following keto-enol tautomers is more stable? Explain.

Give the major product for the following reaction.

Give the major product of the following reaction.

What is the major product of the following condensation?

Which of the labeled hydrogen atoms in the following structure is the most acidic?

What is the major organic product of the following reaction?

What is the major organic product of the following addition?

Give the major product for the following reaction.

Which compound's α H is the least acidic?

Give the major product for the following reaction.

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 of Benzene and Substituted Benzenes

More About Amines - Reactions of Heterocylic Compounds

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

Filters