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Chapter 9: Q9-7P a (page 272)

How would you prepare the following carbonyl compounds starting from an alkyne (reddish brown Br)?

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Hydroboration – oxidation reaction

The hydroboration鈥搊xidation to the direct, mercury(II)-catalyzed hydration reaction. Direct hydration with aqueous acid and mercury(II) sulfate leads to a methyl ketone,