Skip to main content
Chemistry LibreTexts

Pinacol Rearrangement

[ "article:topic", "authorname:ggunawardena" ]
  • Page ID
    40873
  • The pinacol rearrangement is the acid-catalyzed dehydration of glycols, which converts the glycol into an aldehyde or a ketone.

    eg:

     

     

     

    Mechanism:

     

     

     

    Pinacol rearrangement is regioselective; the major or only product is derived from the rearrangement of the more stable carbocation.

    eg:

     

     

    mechanism: