Q.21.
Question
Question: What two β-keto esters are formed in the Dieckmann reaction of the following diester?
Step-by-Step Solution
Verified Answer
Answer
1Step 1: Dieckmann reaction
It involves the formation of beta-keto esters by diesters in the presence of a base. It is referred to as an intramolecular reaction.
2Step 2: Formation of products
The dieckmann reaction of diethyl 3,3-dimethylhexanedioate results in the formation of ethyl 2,2-dimethyl-5-oxocyclopentanecarboxylate and ethyl 4,4-dimethyl-2-oxocyclopentanecarboxylate.
The reaction is shown below:
Formation of products
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