The final step in the hydration of an alkyne under acidic

Chapter 9, Problem 9

(choose chapter or problem)

The final step in the hydration of an alkyne under acidic conditions is the tautomerization of an enol intermediate to give the corresponding ketone. The mechanism involves a protonation followed by a deprotonation. Show the mechanism for each of the following tautomerizations.

Equation Transcription:

Text Transcription:

CH_2

H_3O^+

CH_3

H_3C

CH_2

H_3O^+

H_3C

CH_3

CH_2

H_3O^+

CH_3

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