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What aldehyde or ketone is needed to prepare the following compound by an Aldol reaction? What aldehyde or ketone is needed to prepare the following compound by an Aldol reaction? A) I B) II C) III D) IV


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

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

Correct Answer

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What is the name given to an Aldol reaction between two different carbonyl compounds?


A) Multiple Aldol reaction
B) Crossed Aldol reaction
C) Differential Aldol reaction
D) Versatile Aldol reaction

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

Correct Answer

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In the correct order, what are the three general steps in the mechanism of a Claisen reaction?


A) Enolate formation, elimination, nucleophilic addition
B) Enolate formation, nucleophilic addition, elimination
C) Elimination, enolate formation, nucleophilic addition
D) Nucleophilic addition, enolate formation, elimination

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

Correct Answer

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What reaction type is a Claisen reaction?


A) Electrophilic addition
B) Electrophilic substitution
C) Nucleophilic addition
D) Nucleophilic substitution

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

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What are the names for the two parts of the mechanism in a Robinson annulation?


A) Michael addition and intramolecular Claisen reaction
B) Michael addition and intramolecular aldol reaction
C) Claisen reaction and intramolecular aldol reaction
D) Aldol reaction and intramolecular Claisen reaction

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

Correct Answer

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