The reaction of a 3-ketoester with an a -haloketone in a basic medium generates a furan.
Stage 1. Formation of the enolate
Stage 2. Alkylation by attack on the halogenated ketone
Stage 3. Enolization and cyclization
Stage 4. Dehydration
The reaction of a 3-ketoester with an a -haloketone in a basic medium generates a furan.
Stage 1. Formation of the enolate
Stage 2. Alkylation by attack on the halogenated ketone
Stage 3. Enolization and cyclization
Stage 4. Dehydration
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