allylic rearrangement

noun

: the migration of an ion or radical from one end of a 3-carbon allyl sequence to the other with concurrent shifting of the position of the double bond (as CH₂=CHCHRX→XCH₂CH=CHR)

Word History

First Known Use

1935, in the meaning defined above

Time Traveler

The first known use of allylic rearrangement was in 1935

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Cite this Entry

Style

“Allylic rearrangement.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/allylic%20rearrangement. Accessed 29 Nov. 2024.

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