In a base catalyzed keto-enol tautomerization of an aldehyde the first step of the mechanism is removal of the proton from the alpha carbon. removal for a proton from the carbonyl carbon. protonation of the carbonyl carbon. protonation of the carbonyl oxygen.

In a base catalyzed keto-enol tautomerization of an aldehyde the first step of the mechanism is removal of the proton from the alpha carbon. removal for a proton from the carbonyl carbon. protonation of the carbonyl carbon. protonation of the carbonyl oxygen.

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter21: Carboxylic Acid Derivatives: Nucleophilic Acyl Substitution Reactions

Section21.SE: Something Extra

Problem 68AP: When a carboxylic acid is dissolved in isotopically labeled water, the label rapidly becomes...

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In a base catalyzed keto-enol tautomerization of an aldehyde the first step of the
mechanism is
removal of the proton from the alpha carbon.
removal for a proton from the carbonyl carbon.
protonation of the carbonyl carbon.
protonation of the carbonyl oxygen.

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Step 1: Keto-enol tautomerization

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Step 2: Formation of keto-enol tautomers

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Step 3: First step of base catalyzed keto-enol tautomerization

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