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    Stereochemical Outcomes in Transformations

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    What is the absolute stereochemistry of the asymmetric carbon in compound O? When compound O is treated with lithium diisopropyl amide, followed by allyl bromide, compound P is produced as a single stereoisomer. What is the absolute stereochemistry of the newly produced asymmetric carbon in P? Provide concise explanations for the stereochemical outcomes observed in the O to P and P to Q transformations.

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    Solution Preview

    Please refer to attachment.

    i) Lithium coordination between the two oxygens gives you a rigio enolate

    ii) The double bond of the enolate has two faces: one above and one below the place of the page. The bottom face of ...

    Solution Summary

    The solution is provided in an attachment regarding stereochemical outcome in transformations.