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Chapter 23: Q39E (page 783)

The Darzens reaction involves a two-step, base-catalyzed condensation of ethyl chloroacetate with a ketone to yield an epoxy ester. The first step is a carbonyl condensation reaction, and the second step is an S_N2 reaction. Write both steps, and show their mechanisms.

Short Answer

Expert verified

The product is formed by carbonyl reaction followed by $S_{N} 2$ reaction.

Step by step solution

Reaction:

The given reaction is,

Mechanism

The mechanism for the above reaction is as follows,

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The Darzens reaction involves a two-step, base-catalyzed condensation of ethyl chloroacetate with a ketone to yield an epoxy ester. The first step is a carbonyl condensation reaction, and the second step is an S_N2 reaction. Write both steps, and show their mechanisms.

Short Answer

Step by step solution

Reaction:

Mechanism

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The Darzens reaction involves a two-step, base-catalyzed condensation of ethyl chloroacetate with a ketone to yield an epoxy ester. The first step is a carbonyl condensation reaction, and the second step is an SN2 reaction. Write both steps, and show their mechanisms.

Short Answer

Step by step solution

Reaction:

Mechanism

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Chemistry Textbooks

Chemical Reactions

Kinetics

Chemistry Branches

Organic Chemistry

Nuclear Chemistry

Chemical Analysis

Study anywhere. Anytime. Across all devices.

The Darzens reaction involves a two-step, base-catalyzed condensation of ethyl chloroacetate with a ketone to yield an epoxy ester. The first step is a carbonyl condensation reaction, and the second step is an S_N2 reaction. Write both steps, and show their mechanisms.