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Rearrangements of α-Halogenated Ethers. I. 2,2,3,3-Tetrachloro-p-dioxane

✍ Scribed by Summerbell, R. K.; Berger, Daniel R.

Book ID
126974495
Publisher
American Chemical Society
Year
1957
Tongue
English
Weight
416 KB
Volume
79
Category
Article
ISSN
0002-7863

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## Tertiary allylic methyl(ni-n-butylstannyl) ethers undergo transmetallation and subsequent diastereoselectve [2,3] Wittig rearrangement, wherein chiraliry transfer and olefin selectivity for the [2,3] sigmatropic event is mediated by a stereogenic center external to the sigrnatropic frnmework.