Phosphazene base P2-Et mediated isomerization of vinyl sulfones to allyl sulfones

  • Jin Z
  • Kim S
  • Fuchs P
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Treatment of vinyl sulfones with 0.1-0.2 eq of Phosphazene base, P2-Et in THF at 25°C affords the corresponding allyl sulfones in high yield. P2-Et has shown clear superiority to both DBU and KO-t-Bu in these reactions.

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  • Zhendong Jin

  • Seong Heon Kim

  • P. L. Fuchs

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