Enolate Alkylation Practice Problems
Practice
Predict the major product, addressing the stereochemistry where applicable, and show a mechanism for each of the following reactions:
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Identify the reagents you would use to achieve the following transformations:
Note; although each synthesis involves an alkylation of the α position, there are steps based on earlier chapters.
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Pethidine, also known as meperidine and marketed under the name Demerol, is a fully synthetic opioid of the phenylpiperidine class. The following synthesis scheme illustrates two approaches to synthesize Pethidine, and both include an alkylation of the α-position.
Add the missing reagents and intermediates in the synthesis of Pethidine.
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