Question 1

Which of the following is an enamine?

Accepted Answer

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

Question 2

Give the product for the following reaction.

Accepted Answer

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

Question 3

When HOCH2CH2CH2CH2COCH2CH2CH2CH2OH is heated in the presence of an acid catalyst, a reaction occurs. The product has the formula C9H16O2. Provide the structure of this product.

Accepted Answer

Question 4

Give the product for the following reaction.

Accepted Answer

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

Question 5

Give the product for the following reaction.

Accepted Answer

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

Question 6

Which of the following alcohols can be prepared by the reaction of methyl formate with excess Grignard reagent?

Accepted Answer

A) 1-pentanol 
B) 2-pentanol 
C) 3-pentanol 
D) 2-methyl-2-pentanol 
E) 3-methyl-3-pentanol 
A) 1-pentanol 
B) 2-pentanol 
C) 3-pentanol 
D) 2-methyl-2-pentanol 
E) 3-methyl-3-pentanol

Question 7

Propose a plausible mechanism that would explain the following conversions:

Accepted Answer

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

Question 8

Provide a detailed, stepwise mechanism for the acid-catalyzed condensation reaction between cyclohexanone and H2NOH.

Accepted Answer

Question 9

Provide the sequence of reagents by which a phosphonium ylide can be prepared from 1-bromobutane.

Accepted Answer

1) Ph₃P 2)

Question 10

Provide the major organic product of the following.

Accepted Answer

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

Question 11

Give three different sets of reagents (a carbonyl compound and a Grignard reagent)that could be used to prepare the following compound.

Accepted Answer

The answer of Give three different sets of reagents (a...

Question 12

Which of the following compounds is a ketone?

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 most typically characterizes the reactions of aldehydes and ketones?

Accepted Answer

A) electrophilic addition 
B) electrophilic substitution 
C) nucleophilic acyl substitution 
D) nucleophilic addition 
E) radical addition 
A) electrophilic addition 
B) electrophilic substitution 
C) nucleophilic acyl substitution 
D) nucleophilic addition 
E) radical addition

Question 14

Provide the proper IUPAC name for CH3CHOHCH2COCH2C(CH3)2CH2CH3.

Accepted Answer

2-hydroxy-

Question 15

Provide the IUPAC name for the organic compound below.

Accepted Answer

3-ethyl-4-

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

Which of the following is the best method for preparing lactic acid from acetaldehyde?

Accepted Answer

A) Cl2; -OH; CH3OH 
B) CH3MgBr; -OH 
C) KMnO4; -OH 
D) HC   N; H3O+/heat 
E) Cl2; Mg/ether; -OH 
A) Cl2; -OH; CH3OH 
B) CH3MgBr; -OH 
C) KMnO4; -OH 
D) HC   N; H3O+/heat 
E) Cl2; Mg/ether; -OH

Question 18

What is/are the major product(s)of the following reaction?

Accepted Answer

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

Question 19

When camphor undergoes nucleophilic attack by CH3CH2MgBr, the major product is the one in which the Grignard reagent has added endo. Explain the stereoselectivity observed. Which face of the carbonyl carbon, re or si, was attacked?

Accepted Answer

The Grignard reagent

Question 20

Which of the following reagents can be used to reduce acetaldehyde to ethyl alcohol?

Accepted Answer

A) 1) LiAlH4 2. H3O+ 
B) 1) NaBH4 2. H3O+ 
C) H2/Pt 
D) A and D 
E) A, B, and C 
A) 1) LiAlH4 2. H3O+ 
B) 1) NaBH4 2. H3O+ 
C) H2/Pt 
D) A and D 
E) A, B, and C

Exam 17: Reactions of Aldehydes and Ketones

Which of the following is an enamine?

Give the product for the following reaction.

When HOCH2CH2CH2CH2COCH2CH2CH2CH2OH is heated in the presence of an acid catalyst, a reaction occurs. The product has the formula C9H16O2. Provide the structure of this product.

Give the product for the following reaction.

Give the product for the following reaction.

Which of the following alcohols can be prepared by the reaction of methyl formate with excess Grignard reagent?

Propose a plausible mechanism that would explain the following conversions:

Provide a detailed, stepwise mechanism for the acid-catalyzed condensation reaction between cyclohexanone and H2NOH.

Provide the sequence of reagents by which a phosphonium ylide can be prepared from 1-bromobutane.

Provide the major organic product of the following.

Give three different sets of reagents (a carbonyl compound and a Grignard reagent)that could be used to prepare the following compound.

Which of the following compounds is a ketone?

Which of the following most typically characterizes the reactions of aldehydes and ketones?

Provide the proper IUPAC name for CH3CHOHCH2COCH2C(CH3)2CH2CH3.

Provide the IUPAC name for the organic compound below.

What is the major organic product of the following reaction?

Which of the following is the best method for preparing lactic acid from acetaldehyde?

What is/are the major product(s)of the following reaction?

When camphor undergoes nucleophilic attack by CH3CH2MgBr, the major product is the one in which the Grignard reagent has added endo. Explain the stereoselectivity observed. Which face of the carbonyl carbon, re or si, was attacked?

Which of the following reagents can be used to reduce acetaldehyde to ethyl alcohol?

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 at the Alpha Carbon of Carbonyl Compounds

Reactions of Benzene and Substituted Benzenes

More About Amines Heterocylic Compounds

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

Filters

When HOCH₂CH₂CH₂CH₂COCH₂CH₂CH₂CH₂OH is heated in the presence of an acid catalyst, a reaction occurs. The product has the formula C₉H₁₆O₂. Provide the structure of this product.

Provide a detailed, stepwise mechanism for the acid-catalyzed condensation reaction between cyclohexanone and H₂NOH.

Provide the proper IUPAC name for CH₃CHOHCH₂COCH₂C(CH₃)₂CH₂CH₃.

When camphor undergoes nucleophilic attack by CH₃CH₂MgBr, the major product is the one in which the Grignard reagent has added endo. Explain the stereoselectivity observed. Which face of the carbonyl carbon, re or si, was attacked?