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Which of the following compounds can be prepared by a mixed aldol condensation by treatment of a mixture of two carbonyl compounds and NaOH? Which of the following compounds can be prepared by a mixed aldol condensation by treatment of a mixture of two carbonyl compounds and NaOH? A) 1 B) 2 C) 3 D) 4


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

E) A) and B)
F) All of the above

Correct Answer

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______ ______

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How many β\beta -hydroxyketones, including constitutional isomers and stereoisomers, are formed upon treatment of acetone with base?


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

E) A) and D)
F) None of the above

Correct Answer

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What is the major organic product obtained from the following sequence of reactions? What is the major organic product obtained from the following sequence of reactions? A) 1 B) 2 C) 3 D) 4


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

E) C) and D)
F) A) and D)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and C)
F) B) and C)

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Claisen and aldol condensations can result in cyclization but the Robinson annulation cannot.

A) True
B) False

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Using the acetoacetic ester synthesis, to produce 5-methyl-2-heptanone, the alkyl halide that should be used is 1-bromo-2-methylbutane.

A) True
B) False

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How many different β\beta -hydroxyaldehydes and β\beta -hydroxyketones, including constitutional isomers and stereoisomers, are formed upon treatment of a mixture of acetone and acetophenone with base?


A) 4
B) 6
C) 9
D) 12

E) None of the above
F) B) and C)

Correct Answer

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What is the major organic product obtained from the following sequence of reactions? What is the major organic product obtained from the following sequence of reactions? A) 1 B) 2 C) 3 D) 4


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

E) None of the above
F) A) and B)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and B)
F) C) and D)

Correct Answer

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A Claisen condensation could be considered to the an ester analog of an aldol condensation.

A) True
B) False

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) B) and C)
F) All of the above

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) All of the above
F) A) and D)

Correct Answer

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